Clyde MineProducer • Molybdenum
|
Mogul TunnelOccurrence • Molybdenum
|
Sunday VeinOccurrence • Molybdenum
|
Jamestown DistrictPast Producer • Gold, Fluorine-Fluorite
|
Beddig MineProducer • Tungsten
|
Cold Spring MineProducer • Tungsten
|
Beryl No 1 ProspectOccurrence • Niobium (Columbium), Tantalum, Beryllium
|
New Girl ProspectProducer • Niobium (Columbium), Tantalum, Beryllium
|
Seneca Mines Diamond ClaimsOccurrence • Uranium
|
Fairday MineProducer • Uranium, Lead, Silver, Fluorine-Fluorite
|
Sisk PropertyOccurrence • Uranium, Molybdenum, Graphite
|
Mona No 9 ClaimProducer • Beryllium, Mica, Tantalum
|
Chivington LodeOccurrence • Gold, Silver
|
Lucky Strike, Last NickelProducer • Tungsten, Lead, Zinc
|
Tungsten Lode MineProducer • Tungsten
|
Forest Home MineProducer • Tungsten
|
Orion and Saddle No 6 FluorsparOccurrence • Fluorine-Fluorite, Lead, Copper
|
Red Lode ClaimOccurrence • Tungsten
|
Cold Springs MineProducer • Tungsten
|
Hoosier MineProducer • Tungsten
|
Steele Plate TungstenProducer • Tungsten
|
Bat Claim No. 1Past Producer • Copper
|
Bell GroupPast Producer • Gold, Silver
|
Fox Hills OutcropPast Producer • Coal
|
Lease Tailings PondPast Producer • Uranium
|
Bonanza No 2Occurrence • Tungsten
|
Rogers No 1,2,3-5,7-11Occurrence • Tungsten
|
Beddig, CongerProducer • Tungsten
|
QuakerProducer • Tungsten
|
Luckie 2, SmithProducer • Tungsten
|
Clyde, Hoosier, Western StarProducer • Tungsten
|
Elsie, Mammoth, TungstenProducer • Tungsten
|
Phillip Extension,Lone Tree,Rake OffProducer • Tungsten
|
New DiscoveryOccurrence • Gold
|
Belle of MemphisOccurrence • Gold
|
LeochOccurrence • Gold, Silver
|
IngramOccurrence • Gold
|
Valley ForgeOccurrence • Gold
|
BerthaOccurrence • Gold, Silver
|
Hidden TreasureOccurrence • Gold
|
Cold SpringOccurrence • Tungsten
|
BobcatOccurrence • Tungsten
|
AnnaOccurrence • Tungsten
|
Wa Ba NaOccurrence • Gold
|
Arrow 1,2,3Occurrence • Tungsten
|
Gold Lake PropertyOccurrence • Uranium
|
Struggler, Spring, East, West, #1, #2, NorthOccurrence • Gold
|
Mountain View, OrinocoOccurrence • Gold
|
Gertrude, President, Mermaid No. 1& 2, Keystone Placer, GreenbackOccurrence • Gold
|
GreenbackOccurrence • Gold
|
UnknownOccurrence • Sand and Gravel, Construction
|
Longmont Brick & Tile Co.Producer • Clay
|
Rose MaryOccurrence • Uranium
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Stone, Crushed/Broken
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Gold
|
Bat No. 1 ClaimOccurrence • Uranium
|
UnknownOccurrence • Gold
|
Lady Franklin MineProducer • Gold
|
Belmont, Graphic, Holy Cross, Tungsten KingOccurrence • Tungsten
|
Graphic MineOccurrence • Gold
|
Black River, EastviewOccurrence • Tungsten
|
Park PlacerOccurrence • Gold, Silver
|
Pandora No 1 & 4 Lode ClaimsOccurrence • Gold, Silver
|
Caribou MineProspect • Silver, Lead, Gold
|
Pandora MineOccurrence • Tungsten, Silver
|
Mountain Lion-Keystone VeinProducer • Gold
|
American Eagle-InteroceanOccurrence • Gold
|
UnknownOccurrence • Silver, Gold
|
UnknownOccurrence • Silver
|
Idaho MineProducer • Gold, Silver
|
UnknownOccurrence • Silver, Gold
|
UnknownOccurrence • Silver, Gold
|
Pine Grove MineOccurrence • Silver, Gold
|
Pine Shade MineOccurrence • Tungsten
|
UnknownOccurrence • Molybdenum
|
UnknownOccurrence • Silver, Gold
|
Gold KingOccurrence • Silver, Gold
|
Anna C. MineProducer • Tungsten
|
Primos MineOccurrence • Tungsten
|
Mock ShaftOccurrence • Tungsten
|
ChancellorProducer • Fluorine-Fluorite, Gold, Lead, Silver
|
Poorman MineProducer • Gold, Silver
|
Home RunProducer • Tungsten
|
UnknownOccurrence • Gold
|
CopelandProducer • Tungsten
|
Mckenzie Tunnel, Big Six, Charley, Lonesome Polecat, TownlotOccurrence • Tungsten
|
Golden RewardOccurrence • Uranium
|
UnknownOccurrence • Silver, Gold
|
UnknownOccurrence • Gold, Silver
|
ShirleyOccurrence • Uranium
|
Shirley LodeProducer • Gold, Silver
|
Scandia VeinOccurrence • Gold
|
Terror - RoseberryOccurrence • Uranium
|
UnknownOccurrence • Molybdenum
|
UnknownOccurrence • Gold
|
UnknownOccurrence • Tin
|
Blue Stone Mines, Inc.Occurrence • Fluorine-Fluorite
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Gold
|
May Blossom, Eclipse M. S., Eclipse, Sherry, Potosi, MaggieOccurrence • Gold
|
Resumption PlacerOccurrence • Gold
|
Resumption Placer, Gold King, Copper Queen 2-9Occurrence • Gold
|
UnknownOccurrence • Tungsten
|
UnknownOccurrence • Molybdenum
|
UnknownOccurrence • Tungsten
|
Forest Home MineOccurrence • Tungsten
|
Gale MineProducer • Tungsten
|
Clyde MineOccurrence • Tungsten
|
Rake-Off and Lily VeinsOccurrence • Tungsten
|
Last Chance, Nancy Henderson, Forest Home, Cold Spring VeinsOccurrence • Tungsten
|
Steel Plate VeinOccurrence • Tungsten
|
UnknownOccurrence • Tungsten
|
Cross MineOccurrence • Tungsten
|
Vasco No. 1 MineProducer • Tungsten
|
Vasco No. 7Producer • Tungsten
|
Cold Spring No. 2 & 4Occurrence • Tungsten
|
Silver QueenProducer • Tungsten
|
May FlowerOccurrence • Tungsten
|
UnknownOccurrence • Tungsten
|
Last Chance No. 1Producer • Tungsten
|
Wilderness, Wilderness 2 & 3 Great Northern M.S., Great Northern 1-15Occurrence • Tungsten
|
Vasco No. 8, Barker No. 1,2,4, Bonanza, Clark TunnelOccurrence • Tungsten
|
UnknownOccurrence • Molybdenum
|
Black IronOccurrence • Tungsten
|
UnknownOccurrence • Tungsten
|
UnknownOccurrence • Silver
|
Up To Date MineProducer • Silver
|
UnknownOccurrence • Silver
|
UnknownOccurrence • Silver
|
UnknownOccurrence • Iron, Titanium, Metal, Silver
|
Caribou MineOccurrence • Silver, Uranium
|
Caribou MineOccurrence • Uranium
|
Native Silver MineProducer • Silver
|
ComstockOccurrence • Silver
|
Poorman MineProducer • Silver
|
Radium, Elmer, & Nelson VeinsOccurrence • Lead, Silver, Uranium
|
ShermanProducer • Silver
|
Silver DollarProducer • Silver
|
Isabel MineProducer • Silver
|
Silver Point MineOccurrence • Gold, Silver
|
Cross MinePast Producer • Gold, Silver, Zinc, Lead
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Sand and Gravel, Construction
|
Marshal Or Langford Surface IronProducer • Iron
|
UnknownOccurrence • Molybdenum
|
UnknownOccurrence • Gold
|
FortuneOccurrence • Gold
|
Boulder Co. MineOccurrence • Silver, Gold, Tungsten, Lead
|
Walker RanchProducer • Tungsten
|
Carabou MineProducer • Vanadium
|
CaribouOccurrence • Uranium, Vanadium
|
Alton TunnelOccurrence • Silver, Gold
|
Enterprise VeinOccurrence • Gold
|
Caribou MineProducer • Silver, Lead, Zinc
|
Blue EagleOccurrence • Gold
|
UnknownOccurrence • Silver, Lead, Zinc
|
Last ChanceOccurrence • Gold
|
Big John MineOccurrence • Gold
|
UnknownOccurrence • Gold
|
SunnysideProducer • Tungsten
|
UnknownOccurrence • Gold
|
UnknownOccurrence • Gold, Silver
|
Hildegarde, OregonOccurrence • Tungsten
|
Quaker City, Ophir, Pennsylvania, PeewinkProducer • Gold, Tungsten
|
Lady LuckOccurrence • Tungsten
|
HeraldOccurrence • Tungsten, Gold
|
Blue JayOccurrence • Tungsten
|
Sparkling JewelOccurrence • Gold
|
LugarOccurrence • Gold
|
Fair Count VeinOccurrence • Tungsten
|
ShieldsProducer • Gold, Silver
|
Virginia, Golden KeyProducer • Gold
|
Wild DutchmanProducer • Gold, Silver
|
ElectronicProducer • Silver, Gold
|
Sun and Moon MineOccurrence • Gold
|
Last Chance, Gray Copper Emerson, Concord, Forest, FranklinOccurrence • Gold
|
BuenaOccurrence • Silver, Gold
|
Bueno MinePast Producer • Gold, Silver
|
Alice MineProducer • Lead, Silver, Gold, Copper, Fluorine-Fluorite
|
Big BoreOccurrence • Gold
|
OrionOccurrence • Uranium
|
Golden BellOccurrence • Gold, Silver
|
Cobalt-Gold Mining Co., Emily, Francis B., AcmeOccurrence • Gold
|
Holt, Sound Currency, StarOccurrence • Gold
|
Denver CityOccurrence • Gold
|
Col. DickOccurrence • Gold
|
Centennial TunnelOccurrence • Gold
|
Dolly VardenProducer • Gold
|
Copper GlanceProducer • Gold, Copper
|
Phillips, Meadow Lark, Lee S., Sur No. 209, StormOccurrence • Gold
|
Orphan BoyOccurrence • Gold
|
Sunrise, Yellow Jacket, Don D., Shelton, McdermitOccurrence • Gold
|
Beryl #1Occurrence • Niobium (Columbium), Tantalum, Beryllium
|
Orion, Saddle No. 6Occurrence • Fluorine-Fluorite
|
MyrtleOccurrence • Gold
|
Alaska GroupOccurrence • Gold
|
Amzy, Great SphinxOccurrence • Tungsten
|
UnknownOccurrence • Gold
|
King GroupOccurrence • Gold
|
Mcknight PlacerOccurrence • Gold
|
King TunnelOccurrence • Uranium
|
Bell GroupOccurrence • Uranium
|
Palladium, Architect, Starlight, ChrysoliteOccurrence • Gold, Silver
|
UnknownOccurrence • Sand and Gravel, Construction
|
Dorthy-Katie MinesProducer • Tungsten
|
Mishap, Princess Eulalia, Crackerjack, Crete, Gold Coin, Gold LeafOccurrence • Tungsten
|
UnknownOccurrence • Gold, Tungsten
|
Red Lode ClaimOccurrence • Tungsten
|
Sparkling Jewel VeinOccurrence • Gold
|
Golden EagleOccurrence • Gold
|
UnknownOccurrence • Tungsten
|
Paymaster-Wheelman TunnelPast Producer • Tungsten, Gold
|
Milan MineOccurrence • Gold
|
Melbourne MineOccurrence • Gold
|
Success No. 1Occurrence • Gold
|
Little Belle & W. ExtensionOccurrence • Gold
|
Black Prince MineOccurrence • Gold, Tungsten
|
UnknownOccurrence • Tungsten, Gold
|
G. W. Horton Mill SiteOccurrence • Gold
|
Lease Tailings PondProducer • Uranium
|
Black Ace ClaimsOccurrence • Tungsten
|
Hershoc, Comstock, Holland & Roxburg LodesOccurrence • Tungsten
|
Ohio Tungsten MineOccurrence • Tungsten
|
Pueblo BelleOccurrence • Uranium, Gold, Tungsten
|
UnknownOccurrence • Gold
|
Corning TunnelOccurrence • Gold
|
White Cloud & Helena MinesOccurrence • Gold
|
UnknownOccurrence • Gold
|
UnknownOccurrence • Gold
|
Gold Lake PropertyOccurrence • Uranium
|
Gold Lake & ManyonOccurrence • Tungsten
|
Keystone Placer, Evergreen,London, London Mill Site, London ExtensionOccurrence • Gold
|
B & MOccurrence • Gold
|
Queen MineOccurrence • Gold
|
NelsonProducer • Gold, Silver
|
Celestial, Celestial Extension, Morning StarOccurrence • Gold
|
Polar StarOccurrence • Gold, Silver
|
UnknownOccurrence • Uranium
|
UticaOccurrence • Tungsten
|
UnknownOccurrence • Gold
|
UnknownOccurrence • Gold
|
Black CloudOccurrence • Uranium
|
Cold Springs GroupOccurrence • Gold
|
Corning Tunnel, Cold Spring, Alamakee, St. Joe, Blackhalk, CashOccurrence • Gold
|
UnknownOccurrence • Uranium
|
Goldsmith MaidOccurrence • Uranium
|
KingOccurrence • Gold
|
Evans, Grant, Great BritainOccurrence • Gold
|
Rough Rider, Monument, Gold Lode, Zuma, LincolnOccurrence • Gold
|
Golden QueenOccurrence • Tungsten, Gold
|
Last Chance ShaftOccurrence • Gold
|
Ward RoseOccurrence • Gold
|
Golden Slipper, Bloomer, Parole, Protection, Johannesburg, Red LionOccurrence • Gold
|
Albion, Comanche, Maine, Washington, Penobscot, MonarchOccurrence • Gold
|
Snowy Range MineProducer • Lead, Gold
|
RubyOccurrence • Gold
|
Cheyenne, Modoc, Tiger # 1 & 2Occurrence • Gold
|
UnknownOccurrence • Molybdenum
|
Park Placer, Protector, Klondyke, ChilcootOccurrence • Gold
|
Brooks, Broome Co., Olympic, Nebraska, Beatrice, CraterOccurrence • Gold
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Sand and Gravel, Construction
|
SmugglerOccurrence • Gold, Silver
|
UnknownOccurrence • Stone, Crushed/Broken
|
Rusty Gold, Copper BlushOccurrence • Gold, Copper
|
Copper BlushOccurrence • Uranium
|
UnknownOccurrence • Gold
|
Lehman LodeOccurrence • Uranium
|
EnergyOccurrence • Uranium
|
Gold Leaf Claim & Lulu B. ClaimProducer • Uranium
|
Golden Age MinePast Producer • Gold, Silver
|
Lucky LodeOccurrence • Uranium
|
UnknownOccurrence • Gold
|
ColumbineProducer • Feldspar, Mica, Beryllium, Niobium (Columbium), Copper
|
PuzzleProducer • Feldspar
|
Miranda A. JohnsonOccurrence • Uranium
|
UnknownOccurrence • Gold
|
UnknownOccurrence • Gold
|
All American, Durias, Gray CopperOccurrence • Gold
|
PoormanOccurrence • Gold, Fluorine-Fluorite, Uranium
|
Willard PlacerOccurrence • Gold
|
Lulu B. & Victory ClaimsProducer • Uranium
|
Nugget GroupProducer • Silver, Lead, Gold
|
Lost Turn, LafayetteOccurrence • Gold
|
SanchoOccurrence • Gold
|
True BlueOccurrence • Gold
|
SmugglerOccurrence • Gold
|
Last ChanceOccurrence • Gold, Mercury
|
GibsonOccurrence • Uranium
|
UnknownOccurrence • Gold
|
Gladstone, Alice, MckinleyOccurrence • Fluorine-Fluorite, Gold
|
ArgoProducer • Uranium, Fluorine-Fluorite, Gold, Silver, Lead, Copper
|
Warren SparOccurrence • Fluorine-Fluorite
|
Mill Site, OverlandOccurrence • Gold
|
Golden Fox, Baltimore Belle, Ten Forty, Amazon, GlenwoodOccurrence • Gold
|
EmmetProducer • Gold, Fluorine-Fluorite, Uranium
|
UnknownOccurrence • Gold
|
DaisyOccurrence • Gold, Tungsten
|
White RavenProducer • Silver, Lead, Gold
|
Big Five, Black JackOccurrence • Gold
|
InvincibleOccurrence • Fluorine-Fluorite, Gold
|
Little Bessie, Lee Placer, Buckingham PlacerOccurrence • Gold
|
InteroceanOccurrence • Gold, Silver
|
Tennessee, American, White Crow, Golden HarpOccurrence • Gold, Silver
|
RichardOccurrence • Gold
|
New York, PilotOccurrence • Gold
|
Cold Spring and Red CloudProducer • Gold
|
UnknownOccurrence • Gold, Silver
|
Minnie BarrelOccurrence • Silver, Gold
|
UnknownOccurrence • Uranium
|
Emancipation MineOccurrence • Gold, Silver
|
Little Johnny, Emancipation Gr., Home Sweet HomeOccurrence • Gold
|
Atchison MineOccurrence • Gold
|
UnknownOccurrence • Uranium
|
UnknownOccurrence • Gold
|
Sunshine GroupOccurrence • Gold
|
Grand RepublicOccurrence • Gold
|
UnknownProducer • Gold
|
No SopiOccurrence • Uranium
|
Victoria, ScotiaOccurrence • Gold
|
UnknownOccurrence • Gold
|
Logan & SunbeamOccurrence • Gold, Tungsten
|
UnknownOccurrence • Gold
|
Beryl #2Producer • Niobium (Columbium), Feldspar, Beryllium, Mica
|
UnknownOccurrence • Gold
|
Snowbound GroupOccurrence • Gold
|
Grand Central - Big BlossomProducer • Gold
|
UnknownProducer • Mica
|
Hoosier MineProducer • Tungsten
|
Cold Spring No 1Producer • Tungsten
|
UnknownOccurrence • Uranium
|
Central Gulch PlacersOccurrence • Gold
|
Elkhorn Or Tin HornOccurrence • Feldspar
|
Mcknight PlacerOccurrence • Silver, Gold
|
Cougar, GreybackOccurrence • Molybdenum, Tungsten
|
Mtn. Lion-KeystoneOccurrence • Molybdenum
|
Con. Silver Caribou MinesOccurrence • Uranium, Silver, Lead, Zinc
|
Escanaba and HumboltOccurrence • Lead, Zinc, Copper
|
Black RoseOccurrence • Tungsten
|
UnknownOccurrence • Tungsten
|
UnknownOccurrence • Gold
|
UnknownOccurrence • Tungsten
|
Mill Sites, Santa Lasaria, Mtn. Mexico, BravoOccurrence • Gold, Silver
|
UnknownOccurrence • Gold, Silver
|
Bluebird MineOccurrence • Gold, Silver
|
UnknownOccurrence • Gold
|
Red Cloud, Chicago, ColoradoOccurrence • Gold
|
Kekionga MineOccurrence • Tungsten
|
UnknownOccurrence • Tungsten, Gold
|
UnknownOccurrence • Gold, Silver
|
Jasper TunnelOccurrence • Gold
|
UnknownOccurrence • Gold, Silver
|
UnknownOccurrence • Gold
|
Koh-I-Noor TunnelOccurrence • Gold
|
UnknownOccurrence • Gold
|
Missing LinkOccurrence • Tungsten
|
UnknownOccurrence • Gold
|
Elsie MineOccurrence • Tungsten
|
Roose TunnelOccurrence • Tungsten
|
Denver PostOccurrence • Gold
|
Livingston GroupOccurrence • Gold
|
Nancy, Wood, Sugar Loaf, Forest, Pittsburg, Gray CopperOccurrence • Gold
|
Golden Chest, Canton, CulebraOccurrence • Gold
|
CabinOccurrence • Gold, Silver
|
UnknownOccurrence • Gold
|
Poop-Out ClaimsOccurrence • Tungsten
|
EurekaOccurrence • Tungsten, Gold
|
Fraction, June, Lord Byron, Catastrophe, Evening PostOccurrence • Tungsten
|
Good FridayOccurrence • Tungsten
|
LookoutOccurrence • Tungsten
|
UnknownOccurrence • Gold
|
Wood Mtn. GroupOccurrence • Gold
|
Wild Tiger MineOccurrence • Tungsten
|
Nations TreasureOccurrence • Uranium
|
Northwestern, Stanislaus, Colorado, Simpson PlacerOccurrence • Gold
|
Empress Mine & Post Boy TunnelOccurrence • Gold
|
Minnie and OhioOccurrence • Tungsten
|
Doughty PlacerOccurrence • Gold
|
Pennsylvania LodeOccurrence • Tungsten
|
Poorman GroupOccurrence • Gold
|
Red Signe MineOccurrence • Tungsten
|
UnknownOccurrence • Gold
|
EmilinaOccurrence • Gold
|
New CaliforniaOccurrence • Gold
|
Copper King, Gold DropOccurrence • Gold
|
Atlantic, Milwaukee, Emma Daniels, Pennsylvania Gr, Black DiamondOccurrence • Gold
|
Homestake, Silent Friend, Cumberland, Morning GloryOccurrence • Gold
|
CorundumOccurrence • Gold
|
Fourth of July MineUnknown • Gold
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Sand and Gravel, Construction
|
UnknownOccurrence • Gold
|
New Girl ProspectOccurrence • Beryllium, Niobium (Columbium), Tantalum
|
Red SpruceOccurrence • Gold
|
New CenturyOccurrence • Gold
|
L. Evans LeaseOccurrence • Fluorine-Fluorite
|
Lady BugOccurrence • Uranium
|
Spruce GulchOccurrence • Fluorine-Fluorite
|
Buckingham, Hathaway PlacersOccurrence • Gold
|
Catham LodeOccurrence • Tungsten
|
UnknownOccurrence • Gold
|
Gold CrystalOccurrence • Gold
|
Leonidas, Olympia, Maymil A., Park PlacerOccurrence • Gold
|
Big HornOccurrence • Gold
|
Gladys, Temborine, Dime, Evening Star Dirigo,Occurrence • Gold
|
UnknownOccurrence • Gold
|
Snowbound MineOccurrence • Gold
|
Caribou Hill iron depositOccurrence • Titanium, Iron
|
Mountain GoatPast Producer • Uranium
|
Big Horn ShaftPast Producer • Molybdenum
|
Conger MineProducer • Tungsten
|
Victory Lode ClaimProducer • Uranium, Fluorine-Fluorite
|
Eureka Tungsten Mng. Co.-Midway TunnelProducer • Tungsten
|
Katie - Dorothy MinesProducer • Tungsten
|
Hallie A. Tungsten MineProducer • Tungsten
|
Vasco No. 1 MineProducer • Tungsten
|
Rogers No 3Producer • Tungsten
|
April Fool, Good FridayProducer • Tungsten
|
OregonProducer • Tungsten
|
EurekaProducer • Tungsten
|
Rogers No 3Producer • Tungsten
|
Cross No 1, Vasco No 5,6,7,10Producer • Tungsten
|
Illinois, QuayProducer • Tungsten
|
RamblerProducer • Tungsten
|
John Jay MineProducer • Gold, Silver
|
SiskProducer • Uranium
|
Black KingProducer • Tungsten
|
Senator Hill and Ophir VeinsProducer • Gold
|
Conger MineProducer • Tungsten
|
Brown SparProducer • Fluorine-Fluorite, Uranium
|
Kekionga-Magnolia VeinProducer • Gold, Tungsten
|
KekiongaProducer • Tungsten
|
Pine ShadeProducer • Tungsten
|
Mountain GoatProducer • Uranium
|
Hoosier MineProducer • Tungsten
|
Forest Home LodeProducer • Tungsten
|
World MineProducer • Tungsten
|
Vasco No. 2 & 5Producer • Tungsten
|
Barker No. 3Producer • Tungsten
|
Seven-Thirty MineProducer • Silver
|
Belcher MineProducer • Silver
|
Columbia & Spencer MinesProducer • Silver
|
No Name MineProducer • Lead, Zinc, Silver
|
WigwamProducer • Silver, Lead, Zinc
|
Boulder Brick & Tile Co.Producer • Clay
|
UnknownProducer • Fire Clay (Refractory)
|
BurlingtonProducer • Uranium, Fluorine-Fluorite
|
WisconsinProducer • Tungsten
|
Clyde MineProducer • Tungsten
|
Monday LodeProducer • Tungsten
|
IreneProducer • Tungsten
|
Yellow PineProducer • Gold, Silver, Lead
|
Fallow TunnelProducer • Silver, Gold
|
Little RubyProducer • Silver, Gold
|
Range View MineProducer • Tungsten
|
Yellow GirlProducer • Fluorine-Fluorite
|
Copper King Nickel MinePast Producer • Nickel, Cobalt
|
Free CoinageProducer • Gold, Silver
|
BuckhornProducer • Gold, Silver, Lead
|
UnknownProducer • Gold
|
Logan MineProducer • Gold, Silver, Tungsten, Zinc, Lead
|
RooseveltProducer • Tungsten
|
Slide MineProducer • Gold
|
Hallie AProducer • Tungsten
|
LongfellowProducer • Gold, Silver, Copper
|
Yellow GirlProducer • Fluorine-Fluorite
|
Blue JayProducer • Fluorine-Fluorite, Uranium
|
Little BennieProducer • Beryllium, Feldspar, Mica
|
Miller GroupProducer • Uranium
|
Consolation MineProducer • Fluorine-Fluorite
|
Beryl LodeProducer • Beryllium, Feldspar, Mica
|
Grand ViewProducer • Tungsten
|
CashProducer • Gold
|
MelvinaProducer • Gold
|
Ingram MineProducer • Gold, Silver
|
DuriasPast Producer • Gold
|
GracePast Producer • Gold
|
UnknownOccurrence • Feldspar, Quartz
|
Bonanza # 2Past Producer • Tungsten
|
Weng PitProducer • Sand and Gravel, Construction
|
Lost BoyPast Producer • Gold
|
ArcherPast Producer • Gold
|
Red SignePast Producer • Gold, Tungsten
|
Silica QuarryProducer • Silica
|
J O LodePast Producer • Gold
|
HillsidePast Producer • Tungsten
|
JumboPast Producer • Fluorine-Fluorite
|
Nancy HendersonPast Producer • Tungsten
|
CrownpointPast Producer • Tungsten
|
Crucible SteelProducer • Tungsten
|
Alpine HornPast Producer • Gold
|
Tungsten LodePast Producer • Tungsten
|
Golden EaglePast Producer • Stone, Crushed/Broken
|
Little PittsburgPast Producer • Gold
|
Misers DreamPast Producer • Tungsten
|
NolandPast Producer • Flagstone
|
Ideal No TwoPast Producer • Gold
|
Copper King Nickel MinePast Producer • Nickel
|
Cash MillPast Producer • Gold
|
Grant CountyPast Producer • Gold
|
Lands EndPast Producer • Gold
|
United MinesPast Producer • Gold
|
Escanoba MinePast Producer • Fluorine-Fluorite
|
Cold Springs No 4Past Producer • Tungsten
|
Chingis KahnPast Producer • Gold
|
AztecPast Producer • Tungsten
|
HummerPast Producer • Tungsten
|
Martin Marietta Limestone QuarryProducer • Stone, Crushed/Broken
|
Wood ChuckPast Producer • Gold
|
Shirley GroupOccurrence • Gold
|
NevcoPast Producer • Gold
|
Cracker JackPast Producer • Tungsten
|
EsscoPast Producer • Gold
|
ScandiaOccurrence • Gold
|
CobaltPast Producer • Gold
|
Home Sweet Home and Little JohnnyPast Producer • Gold
|
Pettie MayPast Producer • Gold
|
Copper King MinePast Producer •
|
Fox Hills OutcropOccurrence •
|
Carol GorePast Producer • Flagstone
|
InvinciblePast Producer • Fluorine-Fluorite, Gold
|
FloursparPast Producer • Fluorine-Fluorite
|
Mckinley-StanleyPast Producer • Gold
|
PotosiPast Producer • Gold
|
Evening StarUnknown • Gold
|
OrionPast Producer • Fluorine-Fluorite
|
Dew DropOccurrence • Gold
|
Missing LinkPast Producer • Gold, Tungsten
|
Monitor TunnelPast Producer • Gold
|
FractionPast Producer • Tungsten
|
Belle of MemphisPast Producer • Gold
|
TelephonePast Producer • Silver
|
Anna CPast Producer • Tungsten
|
StumpOccurrence • Gold
|
ClemensPast Producer • Flagstone
|
Poor Mans FortunePast Producer • Tungsten
|
TenderfootPast Producer • Tungsten
|
Castle GulchPast Producer • Gemstone
|
Franklin No 5Past Producer • Gold
|
InteroceanPast Producer • Gold
|
Longmont PlantProducer • Sand and Gravel, Construction
|
Rocky Flats and PlainviewPast Producer • Clay
|
Yellow GirlUnknown •
|
Buena Vista Mine Nos 1-2-3Past Producer • Barium-Barite
|
TennesseePast Producer • Gold
|
Mock ShaftPast Producer • Tungsten
|
PastorePast Producer • Sand and Gravel, Construction
|
ElsiePast Producer • Tungsten
|
Ben C. LowellPast Producer • Gold
|
EclipsePast Producer • Gold
|
Mountain GoatPast Producer •
|
ZieglerPast Producer • Sand and Gravel, Construction
|
Sac and FoxPast Producer • Gold
|
RedstonePast Producer • Flagstone
|
CopelandPast Producer • Silver
|
Long ShotPast Producer • Tungsten
|
MagnerPast Producer • Gold
|
IngersollUnknown • Flagstone
|
Phillips ExtensionsPast Producer • Tungsten
|
EmersonUnknown • Gold
|
OverlandPast Producer • Gold
|
Gold CoinPast Producer • Tungsten
|
NyanzaPast Producer • Gold
|
Andesite Rock QuarryProducer • Stone, Crushed/Broken
|
Henry No. 1 & No. 2Past Producer • Gold
|
Diamond KPast Producer • Flagstone
|
Rocky MountainProducer • Tungsten
|
Steamboat ValleyPast Producer • Flagstone
|
KeystonePast Producer • Gold
|
South Flat PitProducer • Sand and Gravel, Construction
|
MackenziePast Producer • Tungsten
|
DolittlePast Producer • Gold
|
Rogers Tract 4Past Producer • Tungsten
|
SpicerProducer • Sand and Gravel, Construction
|
Spring BearPast Producer • Gold
|
SunrisePast Producer • Gold
|
Lucky StarPast Producer • Gold
|
OrofinoPast Producer • Gold
|
Grand Island-Caribou DistrictPast Producer • Silver, Lead, Gold
|
VictoryPast Producer • Uranium
|
HammonsPast Producer • Flagstone
|
BracePast Producer • Tungsten
|
Rusty Gold and Cerite ClaimsPast Producer • REE
|
GrousePast Producer • Gold
|
Little AlicePast Producer • Gold
|
Night ShadePast Producer • Silver
|
Fourth of JulyPast Producer • Gold
|
First National BankOccurrence • Gold
|
GreybackPast Producer • Tungsten
|
HomestakePast Producer • Gold
|
PeacockPast Producer • Gold
|
C and M GravelProducer • Sand and Gravel, Construction
|
Hugo RanchPast Producer • Tungsten
|
KlinePast Producer • Flagstone
|
Beryl No.1 & 2 ClaimsPast Producer • Beryllium, Mica, Niobium (Columbium), Feldspar
|
Denver Rock QuarryPast Producer • Tungsten
|
Cobalt Gold Mining CoPast Producer • Nickel, Gold
|
Des MoinesPast Producer • Fluorine-Fluorite
|
United EmpirePast Producer • Gold
|
BeggarPast Producer • Gold
|
AnchorPast Producer • Gold
|
John W Fittslease BrodieProducer • Stone, Crushed/Broken
|
East BostonPast Producer • Gold
|
Jay BirdPast Producer • Tungsten
|
PandoraPast Producer • Tungsten
|
J AlbinePast Producer • Gold
|
DozerPast Producer • Tungsten
|
BeddigPast Producer • Tungsten
|
N G Mitts Tungsten Prospect 2Past Producer • Tungsten
|
United Building StonePast Producer • Flagstone
|
New BrunswickPast Producer • Gold
|
Jacobson and LyonsPast Producer • Flagstone
|
Roose TunnelPast Producer • Tungsten
|
LilyPast Producer • Tungsten
|
Silver QueenProducer • Tungsten
|
Maude SPast Producer • Gold
|
GilardPast Producer • Gold
|
Silver Lake DamPast Producer • Gold
|
Kansas CityPast Producer • Gold
|
TungstenPast Producer • Tungsten
|
Boulder Gravel ProductsPast Producer • Sand and Gravel, Construction
|
Golden ChestPast Producer • Gold
|
FairfaxPast Producer • Gold
|
Ni-WotPast Producer • Gold
|
Churchs PitPast Producer • Clay
|
Amalban ThiefPast Producer • Gold
|
Red ElephantPast Producer • Silver
|
WagnerPast Producer • Gold
|
Pineshade MinePast Producer • Tungsten
|
Silver KingPast Producer • Lead
|
Consolidated Caribou Silver MinePast Producer • Uranium
|
Tom Lyle GroupPast Producer • Gold
|
Boulder County TunnelOccurrence •
|
OregonPast Producer • Tungsten
|
St. Louis MinePast Producer •
|
HereafterPast Producer • Gold
|
Ma WPast Producer • Gold
|
Free CourageOccurrence • Gold
|
Fools Paradise Number 1 and 2Past Producer • Gold
|
GladysPast Producer • Gold
|
Wolf TonguePast Producer • Tungsten
|
WorldPast Producer • Tungsten
|
No 4Past Producer • Tungsten
|
FordPast Producer • Gold
|
Atchison and EldoradoPast Producer • Gold
|
RawleyPast Producer • Flagstone
|
Chavez MineProducer • Tungsten
|
MadredoroPast Producer • Gold
|
N G Mitts Tungsten Prospect 1Past Producer • Tungsten
|
Hoosier ExtensionPast Producer • Tungsten
|
JohnsonPast Producer • Flagstone
|
SentinelPast Producer • Gold
|
Rusty DimePast Producer • Gold
|
UnknownPast Producer • Gold
|
RidgePast Producer • Tungsten
|
Ward H. LamonPast Producer • Gold
|
MyrtlePast Producer • Gold
|
HorsfalPast Producer • Gold
|
BradshawPast Producer • Uranium
|
Dolly No.OnePast Producer • Gold
|
Struggler GroupPast Producer • Copper
|
Brannan Sand and Gravel CoProducer • Sand and Gravel, Construction
|
Morning GloryPast Producer • Gold
|
UnknownOccurrence • Feldspar, Quartz
|
Nations TreasurePast Producer • Fluorine-Fluorite
|
EldoradoProducer • Clay
|
St JamesPast Producer • Silver
|
Fair Day MinePast Producer •
|
Copper BlushPast Producer • Gold
|
Ella CPast Producer • Gold
|
Highline ProspectOccurrence • Feldspar, Quartz
|
NettiePast Producer • Gold
|
PickwickPast Producer • Gold
|
PrimosPast Producer • Tungsten
|
Snow FlakePast Producer • Gold
|
Little JuiePast Producer • Gold
|
Big 5Producer • Gold
|
Bigthing BuckhornPast Producer • Fluorine-Fluorite
|
GladiatorPast Producer • Gold
|
New York UnionPast Producer • Gold
|
TamborineOccurrence • Gold
|
OsceolaPast Producer • Gold
|
George HenryPast Producer • Gold
|
EskimoPast Producer • Gold
|
JenkinsProducer • Sand and Gravel, Construction
|
Fitzsimons No OnePast Producer • Tungsten
|
DillonPast Producer • Tungsten
|
Diamond GroupProspect •
|
PiddlerPast Producer • Tungsten
|
Lindsey WasherPast Producer • Tungsten
|
OneontaPast Producer • Tungsten
|
New Rival-Black RosePast Producer • Gold
|
Frontier Pit and PlantProducer • Sand and Gravel, Construction
|
Clark TunnelPast Producer • Tungsten
|
F G Watrous Tungsten ProspectPast Producer • Tungsten
|
Miranda A. Johnson LodeOccurrence •
|
Valley ViewPast Producer • Gold
|
SureshotPast Producer • Gold
|
G and SPast Producer • Gold
|
Mill No 2Past Producer • Tungsten
|
PfieferPast Producer • Flagstone
|
Marshall Clay PitProducer • Clay
|
Fair DayPast Producer • Uranium
|
Eldorado QuarryUnknown • Stone, Crushed/Broken
|
KickerPast Producer • Tungsten
|
X Ray and SherlyPast Producer • Gold
|
Walker RanchPast Producer • Tungsten
|
Blue JayPast Producer •
|
Iron DykePast Producer • Tungsten
|
BoodlePast Producer • Gold
|
Seven-ThirtyOccurrence • Gold
|
Early SpringPast Producer • Tungsten
|
Lady FranklinPast Producer • Gold
|
Pine Grove MinePast Producer • Silver, Gold
|
Spartan No 5Past Producer • Fluorine-Fluorite
|
OverseerPast Producer • Gold
|
Hopewell and RustyPast Producer • Gold
|
Silent FriendPast Producer • Tungsten
|
University of Colorado QuarryPast Producer • Flagstone
|
New YearPast Producer • Gold
|
Senator HillPast Producer • Gold
|
Helen BPast Producer • Gold
|
FloydPast Producer • Tungsten
|
WanoPast Producer • Gold
|
FairmountPast Producer • Gold
|
Copper GlanceUnknown • Gold
|
Hidden TreasurePast Producer • Gold
|
MarnetteProducer • Sand and Gravel, Construction
|
Power ShaftPast Producer • Gold
|
OhlinePast Producer • Gold
|
ComstockProducer •
|
Mill No OnePast Producer • Tungsten
|
BrownPast Producer • Fluorine-Fluorite
|
BostonPast Producer • Gold
|
Grey EaglePast Producer • Gold
|
Alaska TunnelPast Producer • Gold
|
AfterthoughtPast Producer • Fluorine-Fluorite
|
CashPast Producer • Gold
|
Gillaspie and Big JohnPast Producer • Gold
|
Rock PitProducer • Stone, Crushed/Broken
|
EldoradoPast Producer • Clay
|
Happy ThoughtPast Producer • Gold
|
HennaPast Producer • Gold
|
TurnpikePast Producer • Silver
|
Viola Beatty ClaimPast Producer • Gold
|
TannerPast Producer • Tungsten
|
David OwenPast Producer • Gold
|
Congo ChiefPast Producer • Silver
|
GraphicPast Producer • Gold
|
RamblerPast Producer • Tungsten
|
FranklinPast Producer • Gold
|
BelcherPast Producer • Gold, Silver
|
Rafter LeasePast Producer • Tungsten
|
Plain ViewPast Producer • Gold
|
ArrowheadPast Producer • Gold
|
IngramPast Producer • Gold, Silver
|
B. and M.Unknown • Gold
|
PortablePast Producer • Sand and Gravel, Construction
|
SimonPast Producer • Gold
|
Golden RewardPast Producer • Gold
|
Nil Sine NuminePast Producer • Gold
|
Twin BrothersPast Producer • Gold
|
SussexPast Producer • Gold
|
Erie PitProducer • Sand and Gravel, Construction
|
Sylvanite TunnelPast Producer • Silver
|
Jake WitterPast Producer • Gold
|
UticaPast Producer • Copper, Tungsten, Gold
|
HeroldPast Producer • Tungsten
|
HowePast Producer • Stone, Dimension
|
HumbugPast Producer • Gold
|
HeraldPast Producer • Gold
|
Rocky Mountain Gold MinesPast Producer • Gold
|
Stevens Camp TunnelsPast Producer • Silver
|
ModocPast Producer • Gold
|
Trail & Diamond ClaimsPast Producer • Tungsten
|
Walker TunnelPast Producer • Fluorine-Fluorite
|
Marion MillUnknown •
|
Twin SisterPast Producer • Beryllium
|
OklahomaPast Producer • Gold
|
AlcyonePast Producer • Gold
|
MackyPast Producer • Gold
|
Black Hope No OnePast Producer • REE
|
Forest HomePast Producer • Tungsten
|
Orphan BoyOccurrence • Gold
|
CrossProspect • Tungsten
|
PickettPast Producer • Flagstone
|
Lakewood MillPast Producer • Tungsten
|
ColoradoPast Producer • Gold
|
Arapahoe PitProducer • Sand and Gravel, Construction
|
Black Jack MinePast Producer • Gold
|
MojavePast Producer • Tungsten
|
Tip TopPast Producer • Silver
|
BismarkPast Producer • Gold
|
Up To DatePast Producer • Gold
|
Prospect Screening PlantPast Producer • Tungsten
|
MorePast Producer • Thorium
|
Comstock and PandoraPast Producer • Tungsten
|
WisconsinPast Producer • Gold
|
BananzaPast Producer • Tungsten
|
Joe Smith MillPast Producer • Tungsten
|
GordovaPast Producer • Gold
|
Cal-Wood Mica MinePast Producer • Mica
|
Allied Gold Mining CompanyPast Producer • Gold
|
Nil DesperandumPast Producer • Gold
|
Pine ShadePast Producer • Gold
|
Tungsten KingPast Producer • Tungsten
|
Eureka AltaPast Producer • Gold
|
National No 2Past Producer • Gold
|
RubyPast Producer • Gold
|
McconnelPast Producer • Flagstone
|
TromboPast Producer • Gold
|
Boulder MillPast Producer • Gold
|
N R APast Producer • Gold
|
E J and R M FordPast Producer • Gold
|
EmelyPast Producer • Gold
|
GalePast Producer • Tungsten
|
CretePast Producer • Tungsten
|
White RockPast Producer • Gold
|
Pueblo BellePast Producer • Tungsten
|
Alton TunnelPast Producer • Gold
|
U.P.Unknown • Gold
|
Table Mesa PitProducer • Sand and Gravel, Construction
|
Gold RingPast Producer • Gold
|
HoodooPast Producer • Gold
|
New CaliforniaPast Producer • Gold
|
Rio TintoPast Producer • Gold
|
Big SixPast Producer • Tungsten
|
GoldfinchPast Producer • Gold
|
Mary VPast Producer • Gold
|
CarfieldPast Producer • Gold
|
Heil Brothers QuarryProducer • Sand and Gravel, Construction
|
Little MaudPast Producer • Gold
|
FitzgeraldPast Producer • Tungsten
|
Brodies Saint VrainPast Producer • Flagstone
|
Great WesternPast Producer • Gold
|
MontezumaPast Producer • Gold
|
BadgerPast Producer • Fluorine-Fluorite
|
Copeland MinesPast Producer • Tungsten, Uranium
|
IndiaPast Producer • Gold
|
DollyPast Producer • Gold
|
Caribou MinePast Producer •
|
AlahambraPast Producer • Gold
|
InteroceanPast Producer • Gold
|
KlondikePast Producer • Gold
|
BondholderPast Producer • Gold
|
Lewis LodePast Producer • Bituminous
|
LyonsProducer • Stone, Crushed/Broken
|
Princess EulaliaPast Producer • Tungsten
|
HerculesPast Producer • Gold
|
Skunk TunnelPast Producer • Gold
|
Tarbox TunnelPast Producer • Gold
|
April FoolPast Producer • Tungsten
|
RameyPast Producer • Flagstone
|
Eldorado SpringsUnknown • Geothermal
|
BarronPast Producer • Gold
|
HurricanePast Producer • Tungsten
|
Gina No 1 and 2Past Producer • Gold
|
MarlattProducer • Sand and Gravel, Construction
|
ValmontPast Producer • Fluorine-Fluorite
|
Buena VenturaPast Producer • Gold
|
TippecanoePast Producer • Gold
|
High GradePast Producer • Gold
|
Jenkins PitProducer • Clay
|
JacksonPast Producer • Silver
|
PhiladelphiaProducer • Tungsten
|
Big CameronPast Producer • Tungsten
|
Mountain LionPast Producer • Gold
|
Longmont PlantProducer • Clay
|
TerrorPast Producer • Gold
|
OphirPast Producer • Gold
|
Ward RoseOccurrence • Gold
|
Iron King TunnelPast Producer • Gold
|
MilanPast Producer • Gold
|
Post BoyPast Producer • Tungsten
|
Gold Lake PropertyPast Producer • Uranium
|
Nederland MillPast Producer • Fluorine-Fluorite
|
Wa Ba NaPast Producer • Gold
|
Buckskin Joe No 1Past Producer • Gold
|
Black JackProducer • Copper
|
HoosierPast Producer • Tungsten
|
Leo the Lion Lode No 1Past Producer • Mica
|
Black RoverPast Producer • Tungsten
|
SummersPast Producer • Flagstone
|
Range Veiw MinePast Producer • Tungsten
|
ClaraPast Producer • Gold
|
Union PacificPast Producer • Gold
|
DianaPast Producer • Gold
|
Lost Lake LodeOccurrence • Gold
|
Mikes AditPast Producer • Fluorine-Fluorite
|
Lucky LadyPast Producer • Tungsten
|
Golden QueenUnknown • Gold, Tungsten
|
Golden Crown GroupPast Producer • Gold
|
Button R DamPast Producer • Fluorine-Fluorite
|
KekiongaPast Producer • Gold
|
PeewinkPast Producer • Tungsten
|
White RavenPast Producer • Gold, Lead, Silver, Fluorine-Fluorite
|
Vavadium Corperation of AmericaPast Producer • Tungsten
|
WardPast Producer • Gold
|
Hollifield and PrimePast Producer • Tungsten
|
ButchPast Producer • Fluorine-Fluorite
|
LakePast Producer • Tungsten
|
Benson WasherPast Producer • Tungsten
|
ArgoPast Producer • Fluorine-Fluorite
|
Jimtown Mining CoPast Producer • Uranium
|
Farmer BoyPast Producer • Gold
|
DossPast Producer • Gold
|
Horshoe WorkingsPast Producer • Gold
|
John JayProducer • Gold
|
Silver HarpPast Producer • Gold
|
OccidentalPast Producer • Gold
|
Governor GroupPast Producer • Gold
|
Mogul TunnelProducer • Copper
|
PrimpPast Producer • Tungsten
|
Eagle RockProducer • Tungsten
|
BurlingtonProducer • Fluorine-Fluorite
|
Molly GibsonPast Producer • Gold
|
Cross-Missing LinkPast Producer • Tungsten
|
AudophonePast Producer • Gold
|
DecemberPast Producer • Gold
|
Golden GlowPast Producer • Gold
|
Black BearPast Producer • Gold
|
Gold Hill Beryl ClaimsPast Producer • Beryllium
|
Five BrothersPast Producer • Gold
|
King MountainPast Producer • Stone, Crushed/Broken
|
Boulder Pit No.485Producer • Sand and Gravel, Construction
|
CelestialPast Producer • Gold
|
CorningPast Producer • Gold
|
Pits One and TwoPast Producer • Clay
|
MagnoliaPast Producer • Gold
|
Great BritainPast Producer • Gold
|
Blue RibbonPast Producer • Gold
|
StandardPast Producer • Gold
|
Virginia ShaftPast Producer • Gold
|
PennsylvaniaPast Producer • Tungsten
|
Wild Tiger MinePast Producer • Tungsten, Gold
|
Lone TreePast Producer • Tungsten
|
White and Headley Gold Mine PropPast Producer • Gold
|
HeilPast Producer • Stone, Dimension
|
Degge ClarkPast Producer • Tungsten
|
Gold FarmPast Producer • Gold
|
NuggetPast Producer • Gold
|
HelenaPast Producer • Gold
|
Golden BellePast Producer • Gold
|
HawkeyePast Producer • Gold
|
Standard MinePast Producer • Gold
|
BeaverPast Producer • Gold
|
Lucky TwoPast Producer • Tungsten
|
Rocking Wp PitPast Producer • Sand and Gravel, Construction
|
Carl GardnerPast Producer • Gold
|
UnknownOccurrence • Feldspar, Quartz
|
Quaker CityPast Producer • Tungsten
|
Roger PatentPast Producer • Fluorine-Fluorite
|
WhitePast Producer • Tungsten
|
New DiscoveryPast Producer • Gold
|
UnknownOccurrence • Gold, Silver
|
Sunshine Clay MinesProducer • Fire Clay (Refractory)
|
Fourmile Cr. PlacerOccurrence • Gold
|
Lefthand Creek PlacersOccurrence • Gold
|
UnknownProducer • Zinc, Lead, Silver
|
Baxter, Boston, Columbia, Madelaine, Niwot, Sullivan #5, UticaOccurrence • Gold
|
Rusty Gold and CeriteProducer • REE
|
FairdayProducer • Uranium
|
Marc. No. 1Occurrence • Uranium
|
James Creek PlacerOccurrence • Gold
|
UnknownProducer • Zinc, Lead
|
Victory GroupProducer • Uranium
|
Natio* TreasureOccurrence • Fluorine-Fluorite
|
HighlandOccurrence • Feldspar
|
James Creek PlacersOccurrence • Gold
|
Lefthand Creek PlacerOccurrence • Gold
|
Gold HillOccurrence • Gold, Zinc, Lead
|
Lefthand Creek PlacersOccurrence • Gold
|
Bummers Creek PlacersOccurrence • Gold
|
Fourmile Cr. PlacersOccurrence • Gold
|
Gold Run PlacersOccurrence • Gold
|
Golden Bell, Cleveland, Surprise, YatesOccurrence • Gold
|
UnknownOccurrence • Stone, Crushed/Broken
|
Lefthand Creek PlacersOccurrence • Gold
|
Fraction LodeOccurrence • Tungsten
|
West EndOccurrence • Gold, Silver
|
Caribou Hill DepositsProducer • Iron
|
South Boulder Cr. PlacersOccurrence • Gold
|
South Boulder Cr. PlacersOccurrence • Gold
|
Fourmile Cr. PlacersOccurrence • Gold
|
Fourmile Creek PlacersOccurrence • Gold
|
South Boulder Creek PlacersOccurrence • Gold
|
Avalon Placer, Onondaga, Syracuse, Silver Str.Occurrence • Gold, Silver
|
UnknownOccurrence • Gold
|
UnknownOccurrence • Gold
|
UnknownOccurrence • Gold, Silver
|
UnknownOccurrence • Gold, Silver
|
No. Beaver Cr. PlacersOccurrence • Gold
|
Coon Trail Creek PlacersOccurrence • Gold
|
Mt PleasentPast Producer • Lead
|
Beryl Lode ClaimPast Producer • Beryllium, Feldspar
|
Amy PaulPast Producer • Gold
|
MajesticPast Producer • Gold
|
Conger MinePast Producer •
|
ZephyrOccurrence • Gold
|
UnknownOccurrence • Gold
|
UnknownOccurrence • Gold
|
UnknownOccurrence • Stone, Crushed/Broken
|
Smoky Gold UnitedPast Producer • Gold
|
OtegoPast Producer • Tin
|
Nugget GroupPast Producer • Gold
|
One and Three QuartersPast Producer • Tungsten
|
National TungstenPast Producer • Gold
|
Steel Plate Tungsten MinePast Producer • Tungsten
|
Arapahoe Group of ClaimsProspect • Gold
|
LongfellowPast Producer • Copper, Gold
|
Little MorePast Producer • Gold
|
Horseshoe Comstock Holland RoxburyPast Producer • Tungsten
|
StaughtonPast Producer • Gold
|
Hideaway No 1Past Producer • Gold
|
EmpressPast Producer • Tungsten
|
Black PrinceProducer • Gold, Tungsten
|
EurekaPast Producer • Gold
|
Lord ByronPast Producer • Gold
|
Goldsmith MaidPast Producer •
|
NiagraPast Producer • Tungsten
|
William E Walker MinePast Producer • Tungsten
|
DimeOccurrence • Gold
|
FortunePast Producer • Gold
|
Yellow JacketPast Producer • Gold
|
Tungsten Custom MillPast Producer • Tungsten
|
JapPast Producer • Tungsten
|
Mountain PlainsPast Producer • Gold
|
Nations Treasure MinePast Producer • Fluorine-Fluorite
|
Violet RayPast Producer • Fluorine-Fluorite
|
NorwayPast Producer • Gold
|
PoormanPast Producer • Gold
|
CatastrophePast Producer • Tungsten
|
Mystery GroupPast Producer • Gold
|
Sisk MinePast Producer •
|
WigwamPast Producer • Silver, Gold
|
Rogers Tract 3Past Producer • Tungsten
|
Junior ShaftPast Producer • Gold
|
DodgePast Producer • Silver
|
Gold KingPast Producer • Gold
|
Loukonen Bros Silica MineProducer • Silica
|
Mountain AggregatesPast Producer • Sand and Gravel, Construction
|
Sister EmmaPast Producer • Tungsten
|
Hallie A TungstenPast Producer • Tungsten
|
Hygiene PitProducer • Sand and Gravel, Construction
|
ThreeOccurrence • Gold
|
Nancy GroupPast Producer • Gold
|
Copeland GroupPast Producer • Tungsten
|
ManchesterPast Producer • Tungsten
|
KingstonPast Producer • Tungsten
|
Martin-Marietta Cement PlantProducer • Stone, Crushed/Broken
|
Cold Spring One and ThreePast Producer • Tungsten
|
GemPast Producer • Tungsten
|
Cold Spring MinePast Producer • Gold, Silver, Tungsten
|
Enterprise MinePast Producer •
|
Roosevelt LeasePast Producer • Tungsten
|
Lost DutchmanPast Producer • Gold
|
Lulu B Victory + Gold Leaf LodePast Producer •
|
Summit ShaftPast Producer • Gold
|
Dutch Park and Silver PointUnknown • Gold
|
EquatorPast Producer • Gold
|
King WilhelmPast Producer • Gold
|
CaliforniaProducer • Gold
|
OgallaPast Producer • Gold
|
Dam Waters GroupPast Producer • Flagstone
|
Lady BugPast Producer •
|
RosePast Producer • Gold
|
BellPast Producer • Gold
|
PuzzlerPast Producer • Gold
|
Boulder MinePast Producer • Gold
|
Cross No 4Past Producer • Tungsten
|
MissoulaPast Producer • Gold
|
No Soni ClaimProspect •
|
NonePast Producer • Tungsten
|
Elkhorn ProspectOccurrence • Feldspar, Mica
|
Spider LegPast Producer • Tungsten
|
LivingstonOccurrence • Gold
|
PoupoutPast Producer • Tungsten
|
Marion MillProducer • Tin
|
Colorado MiraclePast Producer • Gold
|
Sparkling JewellPast Producer • Gold
|
Cowdry MillUnknown • Tungsten
|
Little PrincessPast Producer • Gold
|
Ruski QuarryPast Producer • Flagstone
|
Green SparPast Producer • Fluorine-Fluorite
|
Brannan Pit Number 14Past Producer • Sand and Gravel, Construction
|
Black Rose MinePast Producer • Gold, Silver
|
Gold Lake PropertyOccurrence • Uranium
|
Bonanza No 2Producer • Tungsten
|
Dorothy, KatyProducer • Tungsten
|
So Boulder CrOccurrence • Gold
|
Ohio Tungsten MineProducer • Tungsten
|
May Blossom No 2Past Producer • Gold
|
RoslynPast Producer • Gold
|
NederlandPast Producer • Gold
|
Gold CrossPast Producer • Gold
|
Railroad Boy Group of MinesPast Producer • Gold
|
ScotiaPast Producer • Gold
|
Colo Springs Tungsten PlacerPast Producer • Tungsten
|
KirtsPast Producer • Flagstone
|
QueenOccurrence • Gold
|
Tri StatePast Producer • Flagstone
|
CashierPast Producer • Gold
|
Silver LodePast Producer • Gold
|
Sprague RedProducer • Sand and Gravel, Construction
|
Clara MayPast Producer • Gold
|
1905 MinePast Producer • Tungsten
|
Valmont MillPast Producer • Silver
|
ClevelandPast Producer • Gold
|
Town LotPast Producer • Tungsten
|
Mountain SquawPast Producer • Uranium
|
Blue Bird MinePast Producer •
|
Minnie Foy MinePast Producer • Tungsten
|
MoonPast Producer • Silver
|
EllenPast Producer • Gold
|
Little Bonnie MinePast Producer • Beryllium
|
VictoriaPast Producer • Gold
|
Victor MinePast Producer •
|
David MinePast Producer • Gold
|
Red GoldPast Producer • Gold
|
Bailey Gravel PitProducer • Sand and Gravel, Construction
|
King GroupPast Producer • Gold
|
KatiePast Producer • Tungsten
|
Great NorthernPast Producer • Silver
|
Mccall QuarriesPast Producer • Flagstone
|
DunravenPast Producer • Gold
|
Brainard Lake PlantPast Producer • Copper
|
FiskPast Producer • Gold
|
TenPast Producer • Tungsten
|
Santa La SariaPast Producer • Gold
|
Birds Nest and Village BellePast Producer • Gold
|
EmmetPast Producer • Clay
|
Dolly VardenPast Producer • Gold
|
Red SignProducer • Tungsten
|
Three BrothersPast Producer • Gold
|
MilwaukeePast Producer • Gold
|
Glen CloverPast Producer • Gold
|
Good HopePast Producer • Tungsten
|
Fair OnePast Producer • Tungsten
|
Mccann Clay MineProducer • Clay
|
GreenhornPast Producer • Tungsten
|
Blue Stone Mines IncPast Producer • Fluorine-Fluorite
|
NelsonPast Producer • Gold
|
Phil G SkrbinaPast Producer • Sand and Gravel, Construction
|
St ElmoPast Producer • Tungsten
|
ColumbiaPast Producer • Gold
|
ReclusePast Producer • Gold
|
Tungsten GroupPast Producer • Tungsten
|
RevengeOccurrence • Gold
|
New GirlPast Producer • Fluorine-Fluorite
|
QuayPast Producer • Tungsten
|
Gold LakeProspect •
|
Colorado BrickProducer • Clay
|
LawrencePast Producer • Tungsten
|
BarkerPast Producer • Tungsten
|
BelmontPast Producer • Gold
|
Jack and SummitPast Producer • Tungsten
|
High LinePast Producer • Gold
|
Flatiron Sand and GravelProducer • Sand and Gravel, Construction
|
TornadoPast Producer • Gold
|
Last ChancePast Producer • Tungsten
|
Dewey Rocky MountainPast Producer • Stone, Crushed/Broken
|
Western SlopePast Producer • Gold
|
Ozark-MahoningPast Producer • Fluorine-Fluorite
|
ManyonPast Producer • Tungsten
|
Dale Taylor Lease LoukonProducer • Stone, Crushed/Broken
|
Rogers No 11Producer • Tungsten
|
UnknownOccurrence • Feldspar, Quartz
|
VinegarPast Producer • Gold
|
Johnson Brothers and PrimePast Producer • Tungsten
|
Thunderbolt-Roman EaglePast Producer • Gold
|
IllinoisPast Producer • Tungsten
|
Ohio TungstenPast Producer • Tungsten
|
Crow No 36Past Producer • Tungsten
|
Jamestown DistrictOccurrence • Gold, Tungsten, Tellurium
|
Ward DistrictOccurrence • Gold, Tungsten, Copper
|
Boulder District-ColoradoProducer • Tungsten
|
Porphyry Mountain prospectProspect • Molybdenum
|
Lora claimsOccurrence •
|