Browse mineral resources

Upper Uncompahgre Mines

Occurrence • Tungsten

Animas Forks Deposits

Occurrence • Tungsten

Cement Creek - Gladstone Area

Occurrence • Tungsten

Sultan Mountain

Occurrence • Tungsten

Surprise

Occurrence • Uranium

Brooklyn Mine

Producer • Silver, Gold, Lead, Zinc, Copper

Greateastern - Sioux City

Producer • Silver, Lead, Zinc, Copper

Graham Mines

Occurrence • Silver

Mighty Monarch Et Al

Occurrence • Silver, Lead, Gold, Zinc

Buffalo Boy Mine - Vertex and Slide Group

Producer • Silver, Gold

Ransome Lode

Occurrence • Silver, Copper, Zinc

Silver Bay Mine

Producer • Copper, Silver, Gold, Lead, Zinc

Royal Charter - Little Nation Lode

Producer • Silver, Gold

Silver Lake Group

Producer • Lead, Zinc, Copper

Scranton Mine

Producer • Lead, Silver, Copper

Joby Mine

Occurrence • Lead, Copper, Silver

Molas Mine

Occurrence • Zinc, Silver, Lead

Graham Mine

Occurrence • Lead, Zinc, Silver, Gold

Gold Prince, Mastedon

Producer • Lead, Zinc, Copper

Ione Mine

Occurrence • Lead, Zinc, Silver

Eagle Mountain

Occurrence • Lead, Zinc, Copper

Galena Queen

Producer • Copper, Lead, Zinc

Twentieth Century Claim

Occurrence • Lead, Zinc, Copper

Treasure Mountain Gold, Sandiago Tunnel

Occurrence • Lead, Zinc

Porcupine Lode

Occurrence • Zinc, Silver, Lead, Copper

Ruby Mine - Ruby Tungsten

Producer • Tungsten

Beartown District

Past Producer • Gold, Silver

Eldorado Claim

Occurrence • Copper, Lead, Zinc

Golden Shear Mine

Past Producer • Gold, Silver

Gold Bug Mine

Past Producer • Gold, Silver

Good Hope Mine

Past Producer • Gold, Silver

Kankakee Mine

Past Producer • Gold, Silver

Robinson Mine

Past Producer • Silver, Gold

Sylvanite Mine

Past Producer • Gold, Silver

Sally Bowman Mine

Occurrence • Silver, Gold

Unnamed Prospects

Occurrence • Copper, Lead, Silver

Blacksmith

Occurrence • Tungsten

Mammoth

Producer • Gold, Silver

Annie Crooke

Occurrence • Zinc, Lead

Syracuse Pride

Producer • Zinc, Lead

Ben Butler

Occurrence • Gold, Silver, Lead, Copper

British Queen

Occurrence • Gold

Hermes Group

Producer • Lead, Zinc, Copper, Gold, Silver

Unknown

Occurrence • Uranium, Vanadium

Ruby Mine

Producer • Tungsten

Whale-Galena-Independence Claims

Occurrence • Lead, Zinc, Copper, Gold, Silver

Antiperiodic

Producer • Silver, Gold, Lead

Green Mountain

Producer • Silver, Lead

Little Maud

Occurrence • Silver

Ruby

Occurrence • Tungsten

Philadelphia

Producer • Lead, Silver

Pride of the West Mine

Producer • Lead, Zinc, Copper, Gold, Silver

Pride of the West

Producer • Lead, Zinc, Silver, Gold

Stony Pass

Producer • Lead, Zinc, Copper, Gold, Silver

Gravel Pit

Occurrence • Sand and Gravel, Construction

Unknown

Occurrence • Molybdenum

Unknown

Occurrence • Gold, Silver

Bonanza

Producer • Lead, Zinc, Silver, Copper

Natalie

Producer • Tungsten

Victory-Silver Monarch

Occurrence • Lead, Zinc, Copper

Fourteen

Occurrence • Lead, Silver

Free Gold

Occurrence • Gold

Forest Queen

Occurrence • Lead, Zinc

Brazillian

Occurrence • Lead, Zinc

Uncompahgre Chief

Occurrence • Tungsten

Uncompahgre Chief

Occurrence • Silver, Zinc, Lead

Union

Occurrence • Lead, Zinc

Sewell

Occurrence • Lead, Silver

Adelia

Occurrence • Zinc, Copper, Lead

Maid of the Mist

Producer • Copper, Lead, Silver

Grand Veiw

Occurrence • Silver, Copper

Oyama

Occurrence • Gold, Silver, Lead, Copper

Custer

Occurrence • Silver, Lead

Evening Star

Producer • Lead, Zinc, Copper

Black Diamond

Occurrence • Lead, Silver, Copper

Queen Anne

Occurrence • Lead, Silver

Alabama

Occurrence • Silver, Lead

Poughkeepsie

Producer • Silver, Bismuth

Red Rogers

Occurrence • Lead

Gold King

Occurrence • Lead, Gold, Silver

Columbia

Producer • Silver, Lead

Seven-Thirty

Occurrence • Zinc, Lead

Toltec

Occurrence • Lead

Tom Moore

Occurrence • Lead, Silver

Fredericka Group

Occurrence • Silver, Lead, Zinc

Scotia

Occurrence • Gold

Scotia

Occurrence • Lead, Zinc, Copper

Suprise

Occurrence • Tungsten

San Juan Queen

Producer • Lead, Zinc, Silver

Early Bird

Occurrence • Silver, Gold

Early Bird

Producer • Silver, Gold

London

Occurrence • Silver, Copper, Gold, Lead

Boston

Occurrence • Silver, Lead, Zinc

Royal Tiger

Producer • Silver, Lead

Dives

Producer • Silver, Lead

Buckeye Mine

Occurrence • Lead, Silver

King

Occurrence • Silver, Lead

Belcer

Producer • Zinc, Lead, Silver, Copper

Unknown

Producer • Limestone, General

Unknown

Occurrence • Garnet

King

Producer • Tungsten, Copper

Iowa

Occurrence • Lead, Silver

Little Giant

Producer • Gold

Shenandoah-Dives

Occurrence • Copper, Zinc, Gold, Lead

Shanandoah Dives Mill

Occurrence • Sulfur-Pyrite

Fairview

Producer • Manganese

Champion Mine

Producer • Zinc, Copper, Silver, Gold, Lead

Hercules

Occurrence • Tungsten

North Star

Producer • Silver, Lead, Tungsten

Empire Group

Occurrence • Silver, Copper, Lead, Zinc, Gold

Dora

Occurrence • Tungsten, Copper, Lead

Little Dora

Producer • Tungsten

Big Giant

Producer • Copper, Silver, Lead

Valley Forge Group

Occurrence • Lead, Zinc, Copper

Mayday Mine

Producer • Lead, Zinc, Tungsten

Magnolia

Occurrence • Tungsten

Unknown

Occurrence • Tungsten

Unknown

Occurrence • Gold, Silver

Unknown

Occurrence • Gold, Silver

Unknown

Occurrence • Gold, Silver

Black Diamond

Occurrence • Molybdenum

Mineral Creek Bog Iron Deposit

Producer • Iron

Moly Group

Occurrence • Lead

Liberty Bond Creek

Occurrence • Molybdenum

Sound Democrat

Producer • Gold, Silver, Lead

Dakota

Occurrence • Fluorine-Fluorite

Bill Young

Producer • Gold, Silver

Hidden Treasure and Gold Finch

Occurrence • Molybdenum

Acapulca

Occurrence • Bismuth

Saxon

Producer • Lead, Zinc, Copper, Silver

Amador

Occurrence • Silver

Belcher

Occurrence • Lead, Zinc

Silver Cloud

Occurrence • Lead, Zinc, Copper

Burrows

Occurrence • Lead, Zinc

Tempest

Occurrence • Gold, Silver, Lead, Copper

Burrows Prospect

Occurrence • Lead, Zinc

Vermillion

Producer • Gold, Lead, Copper, Silver, Zinc

Silver Wing Property

Occurrence • Lead, Copper, Gold, Silver, Zinc

Gold Finch Group

Occurrence • Molybdenum

Unknown

Occurrence • Molybdenum

Hoosier Bay

Occurrence • Tungsten

Boston

Producer • Lead, Copper, Silver, Gold, Zinc

Omaha

Occurrence • Tungsten

Tungsten

Producer • Tungsten

Conyer

Producer • Tungsten

Tincup and Gypsy

Occurrence • Tungsten

Big Colorado

Occurrence • Tungsten

Gold Thread

Producer • Tungsten

Lead Carbonate

Occurrence • Lead, Zinc

Black Hawk

Occurrence • Lead, Zinc

Minnehaha Mine

Occurrence • Lead, Zinc

Gold King Mill Placer

Occurrence • Gold

First Chance

Producer • Tungsten

Bismarck

Producer • Tungsten

Red and Bonita

Occurrence • Tungsten

Gold King

Occurrence • Tungsten

George Washington

Occurrence • Gemstone

Ben Franklin

Producer • Lead, Zinc, Silver

Mastodon

Occurrence • Silver, Lead

Silver Queen

Occurrence • Lead, Zinc, Copper

Silver Queen

Occurrence • Silver, Lead

Minnesota

Producer • Tungsten

Burrows - Little Iola

Producer • Gold, Zinc, Silver, Lead

Graham Mine

Producer • Zinc, Lead, Silver

Unknown

Producer • Stone, Crushed/Broken

Lackawanna Mine

Producer • Gold, Silver, Zinc, Copper, Lead

Kittimac Mines

Producer • Copper, Zinc, Lead

Treasure Mtn. Gold Mining Co.

Producer • Zinc, Lead, Silver, Gold, Copper

Little Nation Mine

Producer • Silver, Gold, Copper, Zinc, Lead

Shenandoah

Producer • Gold, Zinc, Lead

San Juan Chief and Bill Young Mines

Producer • Gold, Silver, Copper, Zinc, Lead

Minnie Gulch

Producer • Zinc, Lead, Silver, Gold

Red Anvil

Occurrence • Gallium

Stibnite #1 Claim

Occurrence • Antimony

Little Giant Mine

Past Producer • Gold, Silver

Summit Mine

Past Producer • Silver, Gold

Hidden Treasure

Occurrence • Molybdenum

Alto Juan

Occurrence • Gold, Silver

Great American

Occurrence • Tungsten

Lucky Jack

Occurrence • Silver, Copper, Lead, Zinc, Gold

Rollo

Occurrence • Lead, Zinc

White Crow

Occurrence • Silver, Bismuth

Unnamed Prospects

Occurrence • Copper, Lead, Silver

Ruby Mine

Past Producer • Tungsten

Little May Mine

Past Producer • Gold, Silver

Black Hawk Et Al

Producer • Lead, Zinc, Silver, Copper

Kittimac Mine

Producer • Silver, Gold

Henrietta Mine

Producer • Silver, Copper

Vermillion Mine

Producer • Zinc, Silver, Gold, Lead

Galtie Boy - Hercules Mine

Producer • Lead, Zinc, Silver

Little Nation, Royal Charton

Producer • Silver, Lead, Zinc

Pride of Bonita

Producer • Lead, Zinc

Silver Queen Mine

Producer • Zinc, Lead

Minnehaha Mine

Producer • Zinc, Lead, Copper, Silver

Black Hawk, Occidental

Producer • Lead, Zinc, Silver

Silver Queen Mine

Producer • Zinc, Copper, Lead

Pride of the West

Producer • Lead, Zinc

Elk Park Mine

Producer • Uranium

Annie Wood

Producer • Zinc, Lead

Hamlet Mine

Producer • Silver, Lead, Zinc, Copper

Empire - Mascot

Producer • Gold, Silver

Ridgway

Producer • Gold, Silver

Green Mountain Mine

Producer • Lead, Copper, Zinc

Bonanza King

Producer • Silver, Gold, Copper

Frisco Tunnel

Producer • Gold, Silver, Copper, Lead, Zinc

Silver Queen Lead Zinc Group

Producer • Lead, Zinc

Rose

Producer • Tungsten

Golden Fleece

Producer • Gold

Red Cloud

Producer • Gold, Silver, Copper, Lead

Dewitt

Producer • Zinc, Silver, Copper, Lead

Highland Mary

Producer • Copper, Silver, Lead, Zinc

North Star

Producer • Silver, Lead

Marcella

Producer • Zinc

Silver Lake

Producer • Silver, Lead

Clara Mine

Producer • Tungsten, Lead, Zinc, Copper, Silver, Gold

North Star

Producer • Copper, Gold, Silver, Zinc, Lead

Gold Nugget

Producer • Gold, Silver

Corning Wonder Mine

Producer • Lead, Copper, Gold, Silver

Aspen

Producer • Lead, Silver, Copper, Zinc

Delano

Producer • Tungsten

Titusville Mine

Producer • Lead, Silver

Alaska

Producer • Silver, Lead, Zinc

Yukon Tunnel

Producer • Tungsten

Anglo - Saxon

Producer • Tungsten

Silver Ledge

Producer • Tungsten

Adams

Producer • Tungsten

Grivitza, Mountain Eagle, Norman

Producer • Zinc, Copper, Silver, Gold, Lead

Hidden Treasure

Producer • Gold, Silver

Unknown

Unknown • Zinc

Lackawanna Mine

Past Producer • Lead

Unknown

Unknown • Zinc

Stony Pass Mine

Past Producer • Copper

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Conyer

Past Producer • Tungsten

Idaho

Past Producer • Copper

Unknown

Unknown • Silver

Mastodon

Past Producer • Silver

Maxwell

Past Producer • Copper

Picket

Past Producer • Gold

Unknown

Occurrence • Gold

Delano

Past Producer • Tungsten

Ideal Placer

Past Producer • Gold

Unknown Group

Unknown • Zinc

Mogul

Past Producer • Gold

Unknown

Unknown • Zinc

Mammoth

Past Producer • Gold

S.J.C.Mill

Past Producer • Lead

Graysill

Past Producer • Uranium

Senior Warden

Past Producer • Gold

Elk Park Mine

Past Producer •

Unknown

Unknown • Zinc

Unknown

Occurrence • Molybdenum

Moly Group

Past Producer • Lead

Graham

Past Producer • Lead

Adams Lode - Bismark

Past Producer • Tungsten

Little Ida

Past Producer • Lead

Old Lout

Past Producer • Silver

Unknown

Unknown • Zinc

Lower Browns Gulch

Unknown • Zinc

Bagley

Past Producer • Gold

Silver Ledge

Past Producer • Tungsten

Unknown

Unknown • Gold

Carbon Lake

Unknown • Gold

Empire Group

Past Producer • Silver

Unknown

Unknown • Gold

Unknown

Occurrence • Zinc

Moly Gulch

Unknown • Lead

Unknown

Unknown • Zinc

Unknown Group

Unknown • Zinc

Ezra R

Occurrence •

Unknown Group

Unknown • Zinc

Unknown

Unknown • Zinc

Black Hawk Mine

Unknown •

Mountain Queen

Past Producer • Lead

Scotia

Past Producer • Gold

Burbank

Past Producer • Gold

Dakota

Past Producer • Fluorine-Fluorite

Alethea Group

Past Producer • Gold

Crevice

Past Producer • Lead

Unknown Group

Unknown • Zinc

Unknown Group

Unknown • Zinc

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Bonanza King

Past Producer • Gold

Gold Nugget

Past Producer • Gold

Lucy

Past Producer • Gold

Benitoite

Past Producer •

San Juan Queen

Past Producer • Lead

Indian Chief

Past Producer • Gold

Kansas City and Berkeley

Past Producer • Lead

Mineral Basin

Unknown • Silver

Joe & John Lower

Past Producer • Gold

Unknown Group

Unknown • Zinc

Unknown

Past Producer • Gold

Silver Queen Lead Zinc Gr

Past Producer • Lead

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Queen Anne

Past Producer • Gold

Unknown

Unknown • Zinc

Sewell

Past Producer • Lead

Longfellow

Past Producer • Copper

Gladstone

Past Producer • Gold

Sound Democrat

Past Producer • Gold

Unknown

Unknown • Silver

Blanchard Placer

Unknown • Gold

Gypsy, Tincup, & Big Ben Claims

Past Producer • Tungsten

Unknown

Unknown • Gold

Cement Creek Bog Iron

Past Producer • Iron

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Lark

Past Producer • Copper, Lead, Zinc

Dives

Past Producer • Silver

First Chance

Past Producer • Tungsten

Natalie

Past Producer • Tungsten

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Unknown

Unknown • Gold

Unknown

Unknown • Zinc

Unknown

Unknown • Gold

Unknown

Unknown • Lead

Minnehaha

Past Producer • Lead

Unknown

Unknown • Zinc

Dora

Past Producer • Lead

Silver Coin

Past Producer • Gold

Imogene

Unknown • Zinc

London Mine

Past Producer • Silver

Empire-Mascot

Past Producer • Gold

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Mayday

Past Producer • Lead

Grivitza,Mountain Eagle

Past Producer • Lead

Serrano

Past Producer • Gold

Ben Franklin

Past Producer • Lead

Silver Cloud

Past Producer • Lead

Mighty Monarch

Past Producer • Lead

Unknown

Unknown • Zinc

Unknown

Unknown • Lead

Unknown

Unknown • Lead

Annie Wood

Past Producer • Zinc

Pride of Bonita

Past Producer • Lead

Kansas City

Past Producer • Silver

Red Rogers

Past Producer • Lead

Kittimac

Past Producer • Lead

Lower Porphyry Gulch

Past Producer • Lead

Montezuma #1

Past Producer • Silver

San Antonio

Past Producer • Gold

Unknown

Past Producer • Lead

Anvil Mountain South

Unknown • Gold

Good Hope

Past Producer • Gold

Unknown

Unknown • Gold

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Unknown

Occurrence • Garnet

Unknown

Unknown • Zinc

Adelphin

Past Producer • Gold

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Unknown Group

Unknown • Zinc

Unknown

Unknown • Zinc

Auburn Group

Past Producer • Lead

No Name

Past Producer • Gold

Sunnyside

Past Producer • Gold

Unknown

Unknown • Zinc

Columbus

Past Producer • Gold

Brooklyn Mine

Occurrence •

Lucky Jack

Unknown • Lead

Unknown

Unknown • Zinc

Unknown

Unknown • Gold

Porphyry Basin

Unknown • Gold

Gold Finch Group

Past Producer • Molybdenum

Mineral Creek Bog Iron

Past Producer • Iron

Unknown Group

Unknown • Zinc

Unknown Group

Unknown • Zinc

Unknown

Occurrence • Gold

Unknown

Unknown •

Frisco Tunnel

Past Producer •

Endless Chain

Past Producer • Limestone, Dimension

Royal Tiger

Past Producer • Lead

Unknown

Past Producer • Gold

Evening Star

Past Producer • Lead

Rolling Mountain

Past Producer • Gold

Grandview

Past Producer • Gold

Brazillian

Past Producer • Lead

Unknown

Unknown • Zinc

Mountaineer,Lookout

Past Producer • Gold

Coming Wonder Emerald Mine

Unknown • Lead

Inknown

Unknown • Zinc

Dawn of Day

Past Producer • Tungsten

Unknown

Unknown • Zinc

Evening Star

Past Producer • Lead

Unknown

Unknown • Zinc

Mocking Bird

Past Producer • Lead

Gold King Mill Placer

Past Producer • Silver

Midway

Past Producer • Gold

Little Maude

Past Producer • Silver

Henrietta

Producer • Silver

Unknown

Unknown • Zinc

Mountain View Claims

Past Producer • Lead

Big Three

Past Producer • Gold

Unknown Group

Unknown • Zinc

Freda

Unknown • Silver

Palmyra

Past Producer • Lead

Koehler Tunnel

Past Producer • Copper

Lime Creek

Unknown • Gold

Unknown

Unknown • Gold

Mystery Gold Group

Past Producer • Gold

Unknown

Unknown • Gold

Aztec

Past Producer • Gold

Unknown

Unknown • Zinc

Unknown

Past Producer • Silver

Unknown

Occurrence • Gold

Mohawk Manganese

Past Producer • Manganese

Unknown

Unknown • Zinc

Unknown

Occurrence • Graphite

Niegold Group

Past Producer • Gold

Unknown

Unknown • Zinc

Acapulca

Past Producer • Bismuth

Unknown

Past Producer • Lead

Shenandoah

Past Producer • Lead

Titusville Mine

Past Producer •

Red Cloud

Past Producer • Silver

Burns Group

Past Producer • Lead

Unknown Group

Unknown • Zinc

Unknown

Unknown • Zinc

Anglo-Saxon

Prospect •

Magnet

Past Producer • Silver

Treasure Mountain Gold Mining

Past Producer • Gold

Boston Group

Past Producer • Silver

Forest Queen

Past Producer • Lead

Plain Streak

Past Producer • Silver

Terry Tunnel

Past Producer • Copper

Chattanooga

Past Producer • Gold

Unknown

Occurrence • Uranium

Antiperiodic

Past Producer • Silver

Diamond

Past Producer • Gold

Unknown

Unknown • Zinc

British Queen

Past Producer • Gold

Unknown

Unknown • Zinc

Como Consolidated

Past Producer • Lead

Belcher Tun No.1

Past Producer • Lead

Unknown

Unknown • Zinc

Unknown

Occurrence • Zinc

Copper Gulch

Unknown • Gold

Alabama

Past Producer • Silver

Ayman Mine

Past Producer • Lead

Eng Mtn

Past Producer • Copper

Evaline

Unknown • Tungsten

Dawn of Day,Sunshine

Past Producer • Tungsten

Unknown

Unknown • Zinc

Unknown

Unknown • Gold

Hawkeye

Past Producer • Gold

Great Eastern-Silver Wing

Past Producer • Lead

Dewitt

Past Producer • Silver

Unknown

Unknown • Zinc

Silver Lake

Past Producer • Lead

Unknown

Unknown • Zinc

Unknown

Past Producer • Silver

Unknown Group

Unknown • Zinc

Kinney Tunnel

Unknown • Zinc

Belcher

Past Producer • Lead

Occident Tun

Occurrence • Gold

Minnesota

Past Producer • Tungsten

Pride of the West Mine

Past Producer • Lead

Unknown

Unknown • Zinc

Clara

Past Producer • Lead

Golden Shear Group

Past Producer • Gold

Unknown

Unknown •

Red Mountain

Past Producer • Tungsten

Unknown

Unknown • Zinc

Great American

Past Producer • Tungsten

Ben Franklin Mine

Past Producer • Lead

Jennie Parker

Past Producer • Gold

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Victoria

Past Producer • Gold

Big Giant

Past Producer • Copper

Gold King

Past Producer • Lead, Zinc

Unknown

Unknown • Gold

Old Hundred

Past Producer • Lead

Early Bird

Past Producer • Silver, Gold

Unknown

Unknown • Zinc

Iowa

Past Producer • Lead

Unknown

Unknown • Zinc

Highland Mary Mine

Unknown •

Terrible

Past Producer • Gold

St.Paul

Past Producer • Gold

Jones Mill

Unknown • Gold

Unknown

Unknown • Gold

Syracuse Pride

Past Producer • Zinc

Fredericka Group

Past Producer • Silver

Unknown

Past Producer • Gold

Molas Group

Past Producer • Gold

Unknown

Occurrence • Limestone, Dimension

Unknown

Unknown • Zinc

Aspen Mine

Past Producer • Lead

Maid of the Mist

Past Producer • Silver

King Group

Past Producer • Manganese

Oyama

Past Producer • Gold

Unknown

Occurrence • Molybdenum

Gladstone

Past Producer • Silver

Gary Owens

Past Producer • Lead

Unknown Group

Unknown • Zinc

Unknown Group

Unknown • Zinc

Unknown

Unknown • Silver

Unknown

Unknown • Zinc

Unknown

Unknown • Silver

Golden Gate

Unknown • Silver

Black Diamond

Past Producer • Molybdenum

Ajax

Past Producer • Silver

Unknown

Unknown • Zinc

Unknown Group

Unknown • Zinc

Winge Tun

Past Producer • Gold

Unknown Group

Unknown • Zinc

Victory-Silver Monarch

Past Producer • Lead

Little Giant

Past Producer • Gold

Unknown

Unknown • Zinc

Annie Crooke

Past Producer • Zinc

Mineral Creek

Past Producer • Gold

Grand View

Past Producer • Silver

Washington

Past Producer • Silver

Green Mountain

Past Producer • Silver

Unknown

Unknown • Gold

Hesperian

Past Producer • Gold

Unknown

Occurrence • Molybdenum

Toltec

Past Producer • Lead

Unknown

Unknown • Gold

Thunder Tunnel

Past Producer • Gold

Little Nation

Past Producer • Lead

Tom Moore

Past Producer • Lead

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Osceola

Occurrence •

Omaha

Unknown • Tungsten

Rollo

Past Producer • Lead

Unknown

Unknown • Zinc

Little Fanney

Past Producer • Silver

Blue Jay

Past Producer • Silver

Little May

Past Producer • Gold

Mayflower Mine

Past Producer • Gold

Animas Forks

Past Producer • Gold

Ensle Tunnel

Occurrence • Gold

Seven-Thirty

Past Producer • Lead

Uncompahgre Chief

Past Producer • Silver

Bonanza

Past Producer • Lead

San Juan Chief

Past Producer • Silver

Unknown

Unknown • Gold

Sixteen-To-One

Past Producer • Lead

Lead Carbonate

Unknown •

Mabel Group

Past Producer • Gold

Sandiago

Past Producer • Gold

North Star

Past Producer • Silver

Unknown

Unknown • Zinc

Unknown

Unknown • Gold

Unknown

Unknown • Silver

Vermillion Tunnel

Past Producer • Gold

Silver Chord

Past Producer • Lead

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Hoosier Boy

Unknown • Zinc

Minnesota

Unknown • Zinc

Silverheel

Unknown •

Standard Mill

Past Producer • Lead

Sand & Gravel

Past Producer • Sand and Gravel, Construction

Highland Mary

Past Producer • Silver

Unknown

Unknown • Gold

Unknown Group

Unknown • Zinc

Kendall Group

Past Producer • Lead

Unknown

Occurrence • Limestone, Dimension

Unknown

Unknown • Zinc

Poughkeepsie

Past Producer • Silver

Big Colorado

Past Producer • Tungsten

Hidden Treasure

Past Producer • Gold

Unknown

Unknown • Zinc

Deadwood Gulch

Unknown • Lead

Fourteen

Past Producer • Lead

Unknown

Unknown • Zinc

Unknown Group

Unknown • Zinc

Unknown Group

Unknown • Gold

Amador

Past Producer • Silver

Joe and John

Occurrence • Zinc, Lead, Copper

Cement and Bog Iron Deposits

Occurrence • Iron

Ariadne

Occurrence • Tungsten

Montezuma No. 1 and Plain Streak

Occurrence • Gold, Silver

Pride of Bonita Group

Producer • Zinc, Lead

Ayman Mine

Producer • Gold, Silver, Copper, Lead

Unknown

Occurrence • Stone, Dimension

Unknown

Occurrence • Molybdenum

Kittimac Mine

Occurrence • Zinc, Copper, Lead

King Group

Producer • Lead, Manganese, Copper, Zinc

Mighty Monarch Mine

Producer • Copper, Uranium, Zinc, Lead

Unknown

Occurrence • Graphite

Tom Moore Lode

Producer • Tungsten

Great Eastern Property

Producer • Zinc, Lead, Copper

Caledonian

Producer • Zinc, Lead, Copper

Unknown

Unknown • Zinc

George Washington

Past Producer • Gemstone

Trilby Group

Past Producer • Gold

Zuni

Past Producer • Lead

Union

Past Producer • Lead

Gold Lake

Past Producer • Silver

Unknown

Occurrence • Gold

Red & Bonita

Past Producer • Tungsten

Ridgway

Past Producer • Gold

Esmeralda

Past Producer • Gold, Silver

Unknown

Unknown • Zinc

Hidden Treasure and Gold

Past Producer • Molybdenum

Golden Hub

Past Producer • Tungsten

Ben Butler

Past Producer • Silver

Philadelphia

Past Producer • Lead

Unknown

Unknown • Zinc

Star of the West

Past Producer • Gold

Belle Creole

Past Producer • Gold

Silver Link

Past Producer •

Buckeye Mine

Past Producer •

Unknown Group

Unknown • Zinc

Gold Bug

Past Producer • Gold

Titusville Mine

Past Producer • Copper

Caledonian

Past Producer • Lead

Livingstone Tunnel

Past Producer • Gold

Galena Mtn Group

Past Producer • Lead

Independence

Past Producer • Gold

Gold Dollar - Little Mack

Past Producer • Gold

Hoosier Bay

Past Producer • Tungsten

Blacksmith

Past Producer • Tungsten

Alaska No.2

Past Producer • Gold

Boston

Past Producer • Lead

Argentine

Past Producer • Gold

Brobdignag

Past Producer • Silver

Unknown Gr

Unknown • Zinc

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Unity Tunnel

Past Producer • Gold

Boston

Past Producer • Silver

Silver Crown

Past Producer • Lead

Columbia

Past Producer • Silver

Webster

Past Producer • Gold

Unknown

Unknown • Copper

Unknown

Unknown • Zinc

Hermes Group

Past Producer • Lead

Liberty Bond Creek

Past Producer • Molybdenum

Unknown

Unknown • Zinc

North Star-Sultan

Past Producer • Lead

Lead Carbonate Mine

Past Producer • Lead

Irene Group

Unknown • Lead

Webster

Past Producer • Silver

Barnes Tun

Past Producer • Silver

Ricker Group

Past Producer • Gold

Black Hawk

Past Producer • Gold

Mystery Group, Fairview

Past Producer • Lead

Unknown

Unknown • Zinc

American Tunnel

Past Producer • Lead

Emma,Oregon and Galena

Past Producer • Lead

Unknown

Unknown • Zinc

Burrows

Past Producer • Lead

Surprize

Occurrence • Uranium

Idaho Mine

Producer • Silver, Gold, Lead, Copper

Kendall Group

Producer • Zinc, Lead, Copper

Gold Hub

Occurrence • Copper, Tungsten, Zinc, Lead

Unknown

Occurrence • Graphite

Syracuse Pride and Polar Star Mines

Occurrence • Lead, Silver, Gold, Copper, Zinc

American Flats-Eng. Mtn. Dist.

Producer • Gold, Zinc, Silver, Lead, Copper

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Gold Prince

Producer • Manganese

Unknown

Unknown • Gold

Golden Fleece

Past Producer • Gold

Alaska

Past Producer • Silver

Unknown

Unknown • Zinc

Valley Forge Mine

Prospect •

Adelia

Past Producer • Lead

Lower Porphyry Gulch

Unknown • Lead

Unknown

Unknown • Zinc

Sunshine

Unknown • Tungsten

Galtic Boy Group

Past Producer • Tungsten

Buffalo Boy

Prospect •

Reed Tunnel

Past Producer • Gold

Tyrol

Past Producer • Gold

Mayflower Mill

Past Producer • Gold

Unknown

Unknown • Zinc

Zinc-King Mine

Past Producer • Lead

Unknown

Unknown • Lead

Detroit Hollister

Past Producer • Gold

Ruby Mine

Past Producer • Tungsten

Free Gold

Past Producer • Gold

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Congress

Past Producer • Copper

Pride of the West Mill

Unknown • Gold

Saratoga

Past Producer • Gold

Elk

Past Producer • Silver

Tantallon

Past Producer • Gold

Unknown

Unknown • Zinc

Last Hope & Grandview G.

Past Producer • Silver

Waco

Past Producer • Silver

Ross Basin

Past Producer • Lead

Unknown Group

Unknown • Zinc

Spanish King

Past Producer • Uranium

Putnam Basin

Unknown • Gold

Unknown

Unknown • Gold

Unknown

Unknown • Gold

Fairview

Past Producer • Manganese

Unknown

Unknown • Zinc

Bonner

Past Producer • Gold

Gold Prince

Past Producer •

Unknown Group

Unknown • Zinc

Unknown Group

Unknown • Zinc

Hamlet Mine

Past Producer • Copper

Unknown

Occurrence • Gold

Unknown

Unknown • Zinc

Happy Jack

Past Producer • Gold

Unknown

Unknown • Zinc

Unknown

Unknown • Lead

King

Past Producer • Tungsten

Unknown

Unknown • Zinc

Omaha

Unknown • Zinc

Upper Mill Creek

Unknown • Gold

Unknown

Unknown • Zinc

Tempest

Past Producer • Gold

Buckeye

Past Producer • Lead

Saxon

Past Producer • Lead

Minnesota Gulch

Unknown • Zinc

Unknown

Unknown • Gold

Custer

Past Producer • Silver

Unknown Group

Unknown • Gold

Marcella

Past Producer • Manganese

Silver Wing

Past Producer • Gold

Galena Queen

Past Producer • Lead

Bandora Group

Past Producer • Gold

Unknown

Unknown • Zinc

Unknown

Unknown • Lead

Omaha

Unknown • Zinc

Ariadne

Past Producer • Tungsten

Unknown

Unknown • Zinc

Unknown

Unknown • Zinc

Bill Young Group

Past Producer • Silver

Little Dora

Past Producer • Tungsten

Unknown

Past Producer • Lead

U.S. Basin

Unknown • Gold

Unknown

Unknown • Zinc

White Crow

Past Producer • Silver

Animas District

Past Producer • Copper, Gold, Silver, Zinc, Lead

Eureka District-Colorado

Producer • Lead, Gold, Silver, Copper, Zinc