Black Mountain ProspectOccurrence • Manganese
|
Egenes DepositOccurrence •
|
Hearst Ranch - Marmelejo Creek DepositOccurrence • Manganese
|
Hearst Ranch - Red Rock DepositProducer • Manganese
|
Hill ProspectOccurrence • Manganese
|
Hobson ClaimsOccurrence •
|
Kester ProspectOccurrence •
|
Lanscioni ProspectOccurrence •
|
Marquart ProspectOccurrence •
|
Mayfield ProspectOccurrence •
|
Mello ProspectsOccurrence •
|
Morro Bay DepositOccurrence •
|
Muscio ProspectProducer • Manganese
|
Phelan ProspectOccurrence •
|
Prefumo Canyon ProspectsOccurrence •
|
Ricioli ProspectOccurrence •
|
Serrano ProspectOccurrence •
|
Staneuche MineProducer • Manganese
|
Tobacco Creek ProspectOccurrence •
|
Vollmer ProspectOccurrence •
|
Manini PropertyOccurrence •
|
San Luis Obispo NickelOccurrence •
|
BarbaraOccurrence •
|
Bonanza GroupOccurrence •
|
FlorenceOccurrence •
|
GuerroOccurrence •
|
Hazzard GroupOccurrence •
|
HobsonOccurrence •
|
Little Bend GroupOccurrence •
|
Prodigal SonOccurrence •
|
RidgeOccurrence • Nickel, Silver, Gold
|
San RamonPast Producer • Copper
|
Schweider and McclesOccurrence •
|
Yoakum TractOccurrence •
|
TamneyOccurrence •
|
William TellOccurrence • Mercury
|
MadronePast Producer • Mercury
|
Little BonanzaPast Producer • Mercury
|
La LibertadProducer • Mercury
|
KlauProducer • Mercury
|
KismetOccurrence •
|
Cypress MountainOccurrence •
|
MahoneyProducer • Mercury
|
VulturePast Producer • Mercury
|
OceanicPast Producer • Mercury
|
MarquartOccurrence •
|
CambriaPast Producer • Mercury
|
WilliamsOccurrence •
|
WarrenOccurrence •
|
Quien SabePast Producer • Mercury
|
Ocean ViewPast Producer • Mercury
|
Pine MountainPast Producer • Mercury
|
KeystonePast Producer • Mercury
|
DotyPast Producer • Mercury
|
HamiltonPast Producer • Mercury
|
Polar StarPast Producer • Mercury
|
North Star and Sunset ViewOccurrence •
|
Deer TrailPast Producer • Mercury
|
Chromic Acid No. 1 ClaimOccurrence • Chromium
|
Chromic Acid No. 2 ClaimPast Producer • Chromium
|
Cienaga MineProducer • Chromium
|
Colorado MinePast Producer • Chromium
|
Cypress Prospect, Pick and Shovel GroupOccurrence • Chromium
|
Eagle ClaimProducer • Chromium
|
El Salto MineProducer • Chromium
|
Estrella MinePast Producer • Chromium
|
Eucalyptus No. 2 DepositOccurrence • Chromium
|
Eureka ClaimOccurrence • Chromium
|
Hilltop ClaimOccurrence • Chromium
|
Jasper ClaimOccurrence • Chromium
|
UnknownOccurrence • Chromium
|
Laflor ClaimOccurrence • Chromium
|
Leitner ClaimProducer • Chromium
|
Low Ranch DepositPast Producer • Chromium
|
Lucky Strike MinePast Producer • Chromium
|
Mescal MinePast Producer • Chromium
|
Moonbeam No. 1 DepositOccurrence • Chromium
|
Mountain View DepositOccurrence • Chromium
|
NegroheadPast Producer • Chromium
|
Ore Bag ClaimOccurrence • Chromium
|
Porta Brothers Ranch ClaimsOccurrence • Chromium
|
Rancho Piedra Blanca OccurrenceOccurrence • Chromium
|
Rodilla OccurrenceOccurrence • Chromium
|
Rogers Ranch OccurrenceOccurrence • Chromium
|
Rogers San Carpojaro Creek DepositsOccurrence • Chromium
|
Russ DepositOccurrence • Chromium
|
San Carpojaro Creek DepositsOccurrence • Chromium
|
Santa Clara DepositOccurrence • Chromium
|
Starlight OccurrenceOccurrence • Chromium
|
Sunrise Nos. 1 and 2 DepositsOccurrence • Chromium
|
Tip Top Deposit, Sweetwater-Norcross GroupPast Producer • Chromium
|
Victory No. 3, Sweetwater-Norcross GroupPast Producer • Chromium
|
Vulture OccurrencePast Producer • Chromium
|
Welch Ranch OccurrenceOccurrence • Chromium
|
West Norcross MinePast Producer • Chromium
|
Zerfing Ranch DepositPast Producer • Chromium
|
Norcross MinePast Producer • Chromium
|
Sweetwater MinePast Producer • Chromium
|
Seeley GroupPast Producer • Chromium
|
Castro MinePast Producer • Chromium
|
New London MinePast Producer • Chromium
|
Pick and Shovel MinePast Producer • Chromium
|
Questa ProspectOccurrence • Chromium
|
Los OsosPast Producer • Copper
|
San Luis ObispoProducer • Mercury
|
Castro Mine-Trinidad MineProducer • Chromium
|
Pine Mountain ClaimsProducer • Chromium
|
Buena VistaProducer • Mercury
|
Middlecrest Ranch DepositProducer • Chromium
|
Silver SwanPast Producer • Copper
|
First Chance MineProspect • Copper
|
Eucalyptus No 1 ClaimProducer • Chromium
|
Norcross MineProducer • Chromium
|
Los Osos MinePast Producer • Copper
|
Jobe Ranch MineProducer • Manganese
|
Castro MineProducer • Chromium
|
El Prinero MineProducer • Chromium
|
Pick & Shovel MineProducer • Chromium
|
Chorro MineProducer • Chromium
|
Johnson Ranch DepositProducer • Chromium
|
Single Jack MineProducer • Chromium
|
Barnaberg MineProducer • Magnesite
|
Lucky Strike MineProducer • Chromium
|
San Jose Valley MineProducer • Mercury
|
Still Ranch PropertyProducer • Gold
|
Queen Bee MineProducer • Gold
|
Arrisa MineProducer • Gypsum-Anhydrite
|
Owen GroupProducer • Uranium
|
Evans Manganese ProspectsOccurrence •
|
Isom ProspectOccurrence •
|
RefugioOccurrence •
|
Crown Point Claim, Seeley GroupPast Producer • Chromium
|
Rawhide Occurrence, Pick and Shovel GroupPast Producer • Chromium
|
Wittenberg RanchPast Producer • Mercury
|
Fitzhugh RanchPast Producer • Mercury
|
Little AlmadenPast Producer • Mercury
|
BuckeyePast Producer • Mercury
|
RinconadaPast Producer • Mercury
|
Central Claims, Seeley GroupPast Producer • Chromium
|
Outpost ClaimsPast Producer • Chromium
|
La PrimeraPast Producer • Chromium
|
Trinidad MinePast Producer • Chromium
|
Barneberg MineProducer • Manganese
|
*onnor Ranch DepositsProducer • Manganese
|
Thompson DepositProducer • Manganese
|
Captian DepositProducer • Chromium
|
Colonel DepositProducer • Chromium
|
El DivisaderoProducer • Chromium
|
Pereira Group ClaimsProducer • Chromium
|
Owen-Mitchell-HillbillyProducer • Uranium
|
Gemstone Nos. 1, 2, & 3Producer • Mercury
|
Gambrie MineProducer • Mercury
|
Little Bonanza MineProducer • Mercury
|
Jitney MineProducer • Chromium
|
Welch MineProducer • Manganese
|
Bluebird MineProducer • Manganese
|
New London MineProducer • Chromium
|
Trinidad MineProducer • Chromium
|
Sunshine ClaimProducer • Chromium
|
Lee QuarryProducer • Stone
|
Johnson Ranch DepositPast Producer • Chromium
|
Santa Margarita Ranch Shell Dep.Past Producer • Calcium
|
Unnamed QuarryPast Producer • Stone, Crushed/Broken
|
Clyd* Saylor ProspectOccurrence • Uranium
|
Unnamed ProspectProspect • Diatomite
|
Grey Eagle MinePast Producer • Pumice
|
Gravel PitsPast Producer • Sand and Gravel, Construction
|
Borrow PitPast Producer • Sand and Gravel, Construction
|
Prefumo Canyon ProspectsProspect •
|
Cambria MinePast Producer • Mercury
|
Eureka ClaimProspect • Chromium
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
San Luis ObispoUnknown • Mercury
|
Surprise PlacerProspect • Gold
|
Moonbeam No. 1Prospect • Chromium
|
Bisho*S Peak QuarryPast Producer • Stone, Crushed/Broken
|
Wittenberg MineProspect • Mercury
|
Porter PitProducer • Sand and Gravel, Construction
|
Mescal MineProspect • Chromium
|
Phelan ProspectOccurrence •
|
Evans Ranch DepositOccurrence • Chromium
|
La Libertad MinePast Producer • Mercury
|
Morro Bay ProspectProspect •
|
Almaden DepositOccurrence • Limestone, General
|
Miller Sand PitProducer • Sand and Gravel, Construction
|
Rodrigues PitProducer • Stone
|
Leitner ClaimPast Producer • Chromium
|
Klau MinePast Producer • Mercury
|
Seeley GroupPast Producer •
|
Carrizo Plain DepositsPast Producer • Gypsum-Anhydrite
|
Unnamed PropertyProspect • Chromium
|
Little Bonanza MinePast Producer • Mercury
|
Unnamed QuarryPast Producer • Stone, Crushed/Broken
|
SandpitPast Producer • Sand and Gravel, Construction
|
Hard Face Chromite MinePast Producer • Chromium
|
Los Berros CanyonOccurrence • Uranium
|
Rocky Canyon QuarryProducer • Stone, Crushed/Broken
|
Lopez Canyon GroupProspect • Limestone, General
|
Santa Rita Stone QuarryProducer • Stone, Crushed/Broken
|
Kismet GroupProspect • Mercury
|
Low Ranch DepositUnknown • Chromium
|
Unnamed ProspectProspect • Mercury
|
San Luis Range DiatomitePast Producer • Diatomite
|
Ferrell DepositOccurrence • Diatomite
|
Mercury Belle MineProspect • Mercury
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Rinconada MinePast Producer • Mercury
|
Unnamed PitsPast Producer • Sand and Gravel, Construction
|
Bluebird MinePast Producer •
|
Gravel PitsPast Producer • Sand and Gravel, Construction
|
Borrow PitPast Producer • Sand and Gravel, Construction
|
Dana Ranch PitProducer • Sand and Gravel, Construction
|
Frank Tate Ranch PitPast Producer • Stone, Crushed/Broken
|
North StarUnknown • Mercury
|
San Carpojaro Creek DepositsProspect • Chromium
|
Kolrich PitProducer • Stone, Crushed/Broken
|
Davis QuarryProducer • Stone, Crushed/Broken
|
Unnamed Limestone DepositOccurrence • Limestone, General
|
Gemstone Nos. 1, 2, & 3Prospect • Mercury
|
Ocean View MineProspect • Mercury
|
Millhollin PitProducer • Stone, Crushed/Broken
|
Egenes ProspectOccurrence •
|
Fitzhugh Ranch DepositsProspect • Chromium
|
Mountain View DepositProspect • Chromium
|
Chorro MinePast Producer • Chromium
|
Norcross MinePast Producer • Chromium
|
Russ DepositUnknown • Chromium
|
Capitola MineProspect • Mercury
|
San Ramon Nos. 1, 2, 3, & 4Past Producer • Copper
|
Mt. Butte Chromite PropertyOccurrence • Chromium
|
Pine Mountain MinePast Producer • Mercury
|
Bianchi QuarryProducer • Stone, Crushed/Broken
|
La Panza ProspectOccurrence • Uranium
|
First Chance MineProspect • Copper
|
Cienaga MineProspect • Chromium
|
Single Jack MinePast Producer • Chromium
|
Marquart MineProspect • Antimony
|
Lucky Jake ChromiteProspect • Chromium
|
Tassajara GroupProspect • Limestone, General
|
Frasier Canyon DepositProspect • Gold
|
Lime Mountain QuarryProducer • Limestone, General
|
Beartrap Creek AreaProspect • Gold
|
Black Mountain ProspectProspect •
|
Young DepositProducer • Manganese
|
Unnamed MineProspect • Chromium
|
Muscio ProspectPast Producer •
|
Arroyo Grande Creek DepositOccurrence • Gypsum-Anhydrite
|
Santa Maria River PitProducer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Dougherty QuarryPast Producer • Stone, Crushed/Broken
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
GuerroProspect • Copper
|
Mutual Chrome MineProspect • Chromium
|
Mora Brothers QuarryPast Producer • Stone
|
Unnamed QuarryPast Producer • Stone, Crushed/Broken
|
Porfumo Canyon Iron OccurrencesOccurrence • Iron
|
Unnamed QuarryPast Producer • Sand and Gravel, Construction
|
Vollmer ProspectProspect •
|
Oceano Sand PitProducer • Sand and Gravel, Construction
|
Captain ClaimProspect • Chromium
|
Unnamed DepositPast Producer • Sand and Gravel, Construction
|
Unnamed Limestone DepositOccurrence • Limestone, General
|
Doty MineProspect • Mercury
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Central ClaimsProspect • Chromium
|
Rancho Santa RitaPast Producer • Chromium
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Branch PitProducer • Sand and Gravel, Construction
|
Rancho San Simeon PitProducer • Stone, Crushed/Broken
|
Unnamed Limestone DepositOccurrence • Limestone, General
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Bee Tee ProspectOccurrence • Uranium
|
Oceanic MinePast Producer • Mercury
|
El Divisadero MinePast Producer • Chromium
|
Unnamed ProspectProspect • Mercury
|
Sunset View MineUnknown • Mercury
|
Santa Maria River PitProducer • Sand and Gravel, Construction
|
J ProspectOccurrence • Uranium
|
Hobson ClaimsOccurrence •
|
Pereira ClaimsProspect • Chromium
|
Johe Ranch DepositOccurrence • Chromium
|
Unnamed Pumice OccurrenceOccurrence • Pumice
|
Santa Maria River PitProducer • Sand and Gravel, Construction
|
Unnamed ShaftProspect • Gold
|
Castro MinePast Producer • Chromium
|
Chromic Acid No. 1 ClaimProspect • Chromium
|
American Canyon AreaProspect • Gold
|
Keystone MinePast Producer • Mercury
|
Sycamore Road PitProducer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Pine Mountain ClaimsPast Producer • Chromium
|
Welch Ranch DepositProspect • Chromium
|
Morgan Limestone DepositOccurrence • Limestone, General
|
Barneberg MinePast Producer •
|
Barbara ClaimProspect • Copper
|
Last ChancePast Producer • Gold
|
North Star ClaimsProspect • Copper
|
Unnamed QuarryPast Producer • Pumice
|
Front Door GroupOccurrence • Uranium
|
Tobacco Creek ProspectOccurrence •
|
Miller PitProducer • Sand and Gravel, Construction
|
RodillaProspect • Chromium
|
Froom Ranch DepositProspect • Chromium
|
Lucky Jack GroupProspect • Copper
|
S. P. Dayton RanchUnknown • Gold
|
Miller Well #2 MineProducer • Gypsum-Anhydrite
|
S. Aumaier DepositOccurrence • Dolomite
|
Mable G MinePast Producer • Chromium
|
Gloria PlacerProspect • Gold
|
Cienega Creek QuarryProducer • Stone, Crushed/Broken
|
Sousa Ranch DepositPast Producer • Chromium
|
Sunshine ClaimsProspect • Chromium
|
Trinidad MinePast Producer • Chromium
|
Grieb Ranch QuarryProducer • Flagstone
|
Owen GroupPast Producer • Uranium
|
*onnor Ranch MinePast Producer •
|
Steele Ranch MagnesiteOccurrence • Magnesite
|
Antelope Mud CompanyPast Producer • Clay
|
Santa Margarita Platinum OccurrenceOccurrence • Platinum
|
San Simeon Creek Shell DepositsOccurrence • Calcium
|
Lee QuarryPast Producer • Stone, Crushed/Broken
|
Staneuche MinePast Producer •
|
Sunrise No. 1Prospect • Chromium
|
Mello ProspectsPast Producer •
|
Paso Pit and MillPast Producer • Sand and Gravel, Construction
|
B.E. ProspectOccurrence • Uranium
|
Pacific Coast Coal CompanyPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Queen Bee MinePast Producer • Gold
|
Borrow PitPast Producer • Sand and Gravel, Construction
|
Homeplace PitProducer • Stone, Crushed/Broken
|
Santa Maria Rock CompanyPast Producer • Stone, Crushed/Broken
|
Shandon DepositPast Producer • Gypsum-Anhydrite
|
Haynes ProspectsOccurrence • Gold
|
Middlemast Ranch DepositPast Producer • Chromium
|
James Wheeler ClaimsProspect • Chromium
|
Bonanza GroupProspect • Copper
|
Welch MinePast Producer •
|
Santa Margarita ProspectsProspect • Uranium
|
Pick and Shovel MinePast Producer • Chromium
|
Alano Creek DepositsOccurrence • Gypsum-Anhydrite
|
Jasper ClaimUnknown • Chromium
|
Josephine GroupPast Producer • Mercury
|
Marquart ProspectOccurrence •
|
Unnamed ProspectProspect • Chromium
|
Vulture MineProspect • Mercury
|
Unnamed Manganese OccurrenceOccurrence • Manganese
|
Farm Camp Quarry No. 5Producer • Gypsum-Anhydrite
|
El Salto MinePast Producer • Chromium
|
Lanscioni ProspectOccurrence •
|
Tiber Canyon Sand PitProducer • Sand and Gravel, Construction
|
Unnamed ProspectProspect • Mercury
|
Domechini PitProducer • Sand and Gravel, Construction
|
Unnamed ShaftProspect • Gold
|
Los Osos MinePast Producer • Copper
|
Refugio ClaimUnknown • Copper
|
Nicholson Red Rock PitPast Producer • Sand and Gravel, Construction
|
Ormond Road PitProducer • Sand and Gravel, Construction
|
Stanley Mountain Rare Ii AreaProspect • Gold
|
Patchett PitProducer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Stone, Crushed/Broken
|
Mayfield ProspectOccurrence •
|
Morning Star Placer Mining Co.Occurrence • Gold
|
Johe Ranch MinePast Producer •
|
Oceano Beach Foundry SandPast Producer • Sand and Gravel, Construction
|
12th Street PitProducer • Sand and Gravel, Construction
|
North River Road PitProducer • Sand and Gravel, Construction
|
Steele Ranch DepositProspect • Chromium
|
Unnamed ProspectProspect • Feldspar
|
Madrone MineProspect • Mercury
|
Fine EnterprisesProspect • Mercury
|
Lucky Strike MinePast Producer • Chromium
|
Pine Mountain Trail ProspectOccurrence • Uranium
|
Colorado MinePast Producer • Chromium
|
San Simeon Creek DepositPast Producer • Antimony
|
Prodigal SonProspect • Copper
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
SandpitPast Producer • Sand and Gravel, Construction
|
La Panza ProjectProspect • Uranium
|
Rogers San Carpojaro Creek DepositsOccurrence • Chromium
|
Black WidowProspect • Uranium
|
F ProspectProspect • Copper
|
Goldtree Vineyard MinePast Producer • Chromium
|
Unnamed Diatomite DepositOccurrence • Diatomite
|
Ocean View DepositProspect • Chromium
|
Moore QuarryPast Producer • Stone, Crushed/Broken
|
Tip TopProspect • Chromium
|
Caen QuarryPast Producer • Stone, Dimension
|
Williams ProspectProspect • Mercury
|
Porta Bros. Ranch DepositOccurrence • Chromium
|
New London MinePast Producer •
|
Outpost Nos. 1 & 2 ClaimsProspect • Chromium
|
Hearst Ranch-Red Rock DepositPast Producer •
|
Lowe, Porter, Et Al. Limestone Dep.Occurrence • Limestone, General
|
Los Penascos Ranch DepositOccurrence • Diatomite
|
Hazzard GroupUnknown • Copper
|
Laflor ClaimProspect • Chromium
|
West Norcross MinePast Producer •
|
Kaiser-Santa Margarita PitProducer • Stone, Crushed/Broken
|
Slash Bar G Ranch PitProducer • Sand and Gravel, Construction
|
Cypress Mountain GroupProspect • Mercury
|
Unnamed Pumice OccurrenceOccurrence • Pumice
|
Kessler Onyx DepositPast Producer • Marble, Dimension
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Unnamed DepositProspect • Sand and Gravel, Construction
|
Santa Clara DepositProspect • Chromium
|
Unnamed QuarryPast Producer • Stone, Crushed/Broken
|
Southview ProspectProspect • Mercury
|
Estrella PitProducer • Sand and Gravel, Construction
|
North Fork Willow Canyon AreaProspect • Gold
|
Estrella MinePast Producer • Chromium
|
Pismo Heights Co.Occurrence • Diatomite
|
Dubost DepositProspect • Limestone, General
|
Navajo Creek PitProducer • Sand and Gravel, Construction
|
Chucker #3 MineProducer • Gypsum-Anhydrite
|
Ezra Carpenter DepositOccurrence • Marble, Dimension
|
Fenceline Quarry #8Producer • Gypsum-Anhydrite
|
Little Bend GroupProspect • Copper
|
Morro Rock QuarryProducer • Stone, Crushed/Broken
|
Elizabeth and Winona GroupUnknown • Mercury
|
Florence ClaimProspect • Copper
|
Guiton Molding SandPast Producer • Sand and Gravel, Construction
|
Navajo MinesProspect • Gold
|
Yoakum TractProspect • Copper
|
DepositOccurrence • Barium-Barite
|
Unnamed QuarryPast Producer • Stone, Crushed/Broken
|
Hamilton MinePast Producer • Mercury
|
Take A Chance GroupUnknown • Copper
|
Isom ProspectProspect •
|
Ridge ClaimProspect • Copper
|
Dirtman PitProducer • Sand and Gravel, Construction
|
Parker Red Rock PitProducer • Stone, Crushed/Broken
|
William Tell MineProspect • Mercury
|
Unnamed QuarryPast Producer • Sand and Gravel, Construction
|
Unnamed PitsPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Huasna River PitProducer • Sand and Gravel, Construction
|
Cypress Chrome ProspectProspect • Chromium
|
Fitzhugh Ranch MineProspect • Mercury
|
O.S. Still Ranch PropertyPast Producer • Gold
|
3 Bar 5 Ranch PitProducer • Stone, Dimension
|
Unnamed QuarryPast Producer • Stone, Crushed/Broken
|
Evans ProspectsProspect •
|
San Luis Brick Works, Inc.Producer • Clay
|
Kiser Ranch DepositOccurrence • Magnesite
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Unnamed DepositProspect • Sand and Gravel, Construction
|
ProspectsProspect • Mercury
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Hearst Ranch-Marmolejo Cr. DepositOccurrence •
|
Land Red Rock PitProducer • Stone, Crushed/Broken
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
A-34 ProspectProspect • Gold
|
Victory No. 3Unknown • Chromium
|
Mckinney Iron MinesOccurrence • Iron
|
Hangout PlacerOccurrence • Gold
|
Quien Sabe MineProspect • Mercury
|
Navaho Sand PitPast Producer • Sand and Gravel, Construction
|
Jehovah Jireh PlacerPast Producer • Gold
|
Carrisa MinePast Producer • Gypsum-Anhydrite
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Sand PitsPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Castro No. 2 ClaimProspect • Chromium
|
Unnamed MineProspect • Chromium
|
Deer Trail MinePast Producer • Mercury
|
Crown Point ClaimProspect • Chromium
|
Kester ProspectOccurrence • Manganese
|
Jitney MineProspect • Chromium
|
Eucalyptus No. 2Past Producer • Chromium
|
Alfred H. Ruedy ChromeProspect • Chromium
|
Buena VistaPlant • Mercury
|
Red Rock PitProducer • Stone, Crushed/Broken
|
Warren Ranch DepositProspect • Mercury
|
Mitchell PropertyOccurrence • Uranium
|
Wolforth Quarry #1Producer • Gypsum-Anhydrite
|
Hilltop ClaimProspect • Chromium
|
Warren ProspectProspect • Mercury
|
Guerra QuarryProducer • Stone, Crushed/Broken
|
Sand PitPast Producer • Sand and Gravel, Construction
|
Oro FinoPast Producer • Gold
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Hill ProspectUnknown • Manganese
|
San Simeon Creek PitsPast Producer • Sand and Gravel, Construction
|
Ore Bag ClaimProspect • Chromium
|
Caen QuarryPast Producer • Stone, Crushed/Broken
|
Mountain Springs QuarryProducer • Stone, Crushed/Broken
|
Rawhide ProspectPast Producer • Chromium
|
Eagle ProspectProspect • Chromium
|
Eucalyptus No. 1 ClaimProspect • Chromium
|
Soda Lake DepositPast Producer • Sodium
|
Maninni Nickel PropertyOccurrence • Nickel
|
Little Almaden MineProspect • Mercury
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Unnamed PitPast Producer • Sand and Gravel, Construction
|
Templeton Pit and MillPast Producer • Sand and Gravel, Construction
|
Unnamed Manganese OccurrenceOccurrence • Manganese
|
Schneider & Mccles ClaimProspect • Copper
|
Alpha ClaimProspect • Copper
|
Unnamed LocationOccurrence • Gypsum-Anhydrite
|
Reddin and Venezuela ProspectOccurrence • Uranium
|
Sunrise No. 3Prospect • Chromium
|
Barbara Jane ProspectOccurrence • Uranium
|
Starlight ClaimProspect • Chromium
|
Silver SwanPast Producer • Copper
|
Zerfing Ranch DepositPast Producer • Chromium
|
Borrow PitPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Serrano ProspectProspect •
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Polar Star MineProducer • Mercury
|
La PrimeraPast Producer • Chromium
|
Peppard Ranch DepositOccurrence • Chromium
|
Borrow PitPast Producer • Sand and Gravel, Construction
|
Sweetwater Chromite MinePast Producer • Chromium
|
Spring Creek ChromeProspect • Chromium
|
Gravel PitPast Producer • Sand and Gravel, Construction
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Newsome Marl DepositOccurrence • Calcium
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Lowe, Porter, Et Al. Limestone Dep.Occurrence • Limestone, General
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Whale Rock PitProducer • Stone, Crushed/Broken
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Chromic Acid No. 2Prospect • Chromium
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Unnamed Diatomite DepositOccurrence • Diatomite
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San Simeon Creek Pit & MillPast Producer • Sand and Gravel, Construction
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The Incello CompanyOccurrence • Diatomite
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Beck Quarry #4Producer • Gypsum-Anhydrite
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Buckeye MineProspect • Mercury
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San Luis ObispoOccurrence • Nickel
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Cambria PitProducer • Stone, Crushed/Broken
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Pioneer Transit MixPast Producer • Sand and Gravel, Construction
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Unnamed ProspectsProspect • Mercury
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Gravel PitPast Producer • Sand and Gravel, Construction
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Santa Maria Pit and MillPast Producer • Sand and Gravel, Construction
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Oceano Sand PitProducer • Stone, Crushed/Broken
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Unnamed QuarryPast Producer • Stone
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Fraser Canyon ProspectProspect • Uranium
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Munari Salinas River PitProducer • Sand and Gravel, Construction
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Big Bend ClaimProspect • Copper
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Colonel ClaimPast Producer • Chromium
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