Mines in Inyo County, California

Inyo County, California has 1,973 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 143 of these are currently active mining operations. The most commonly recorded commodity is gold, with 502 sites. The table below lists all recorded mines in the county with links to individual site details.

All Mines in Inyo County

Mine	Commodity	Type	Status	Source
7/11 Materials - Coyote Valley Aggregate	Construction Sand and Gravel	Surface	Active	MSHA
Beck Mine	Iron Ore	Surface	Active	MSHA
Dolomite Mine	Crushed, Broken Marble	Surface	Active	MSHA
Fish Springs Quarry	Perlite	Surface	Active	MSHA
Fort Independence Quarry	Sand, Industrial NEC	Surface	Active	MSHA
Global Pumice Mine - Olancha	Construction Sand and Gravel	Surface	Active	MSHA
Makayla	Pumice	Surface	Active	MSHA
Panamint Valley Limestone Quarry	Crushed, Broken Limestone NEC	Surface	Active	MSHA
Shenandoah Mill	Zeolites	Facility	Active	MSHA
Twin Mountain Rock	Construction Sand and Gravel	Surface	Active	MSHA
Aeroplane	Tungsten		Producer	MRDS
Alliance Talc Mine and Irish Lease	Talc-Soapstone		Producer	MRDS
American Pumice Company	Pumice		Producer	MRDS
Anthony	Copper, Gold, Lead, Silver		Producer	MRDS
Arcturus	Copper, Lead, Silver, Zinc		Producer	MRDS
Ballarat	Gold		Producer	MRDS
Big Pine Community Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Big Pine Materials Pit A	Sand and Gravel, Construction	Surface	Producer	MRDS
Big Pine Materials Pit B	Sand and Gravel, Construction	Surface	Producer	MRDS
Big Pine Materials Pit C	Sand and Gravel, Construction	Surface	Producer	MRDS
Billie Mine	Boron-Borates		Producer	MRDS
Bishop Antimony Mine	Antimony		Producer	MRDS
Black Canyon	Silver		Producer	MRDS
Briggs Mine	Gold, Silver	Surface-Underground	Producer	MRDS
Brockman Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Buster Brown	Gold, Silver, Copper		Producer	MRDS
California Pozzolan	Pumice	Surface	Producer	MRDS
Centennial Flat Clay Mine	Bentonite	Surface	Producer	MRDS
Chloride Cliff	Gold		Producer	MRDS
Colorado	Zinc, Lead, Silver, Copper		Producer	MRDS
Comstock	Lead, Silver, Zinc		Producer	MRDS
Copper Grand	Copper		Producer	MRDS
Coso	Mercury, Manganese		Producer	MRDS
Coso Iron Mines	Iron		Producer	MRDS
Cottonwood Materials Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Crater Mine	Sulfur, Gypsum-Anhydrite	Surface	Producer	MRDS
Darwin & Other Mines	Zinc, Tungsten, Bismuth, Lead, Silver		Producer	MRDS
Darwin District	Tungsten, Silver, Lead		Producer	MRDS
Darwin Group	Lead, Zinc, Silver		Producer	MRDS
Death Valley Junction Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
East End Mine	Talc-Soapstone		Producer	MRDS
Excelsior Pit	Talc-Soapstone	Surface	Producer	MRDS
Firestone Mill	Tungsten	Processing Plant	Producer	MRDS
Five Bridges Pit #1	Sand and Gravel, Construction	Surface	Producer	MRDS
Five Bridges Pit & Mill	Sand and Gravel, Construction	Surface	Producer	MRDS
Frisco Talc Mine	Talc-Soapstone		Producer	MRDS
Gerstley I	Boron-Borates		Producer	MRDS
Gerstley Mine	Boron-Borates	Surface-Underground	Producer	MRDS
Gladstone	Graphite, Silver, Copper, Gold		Producer	MRDS
Gold Dollar No 1	Gold, Silver		Producer	MRDS
Gold Hill	Gold, Lead, Silver, Copper		Producer	MRDS
Green Velvet Group	Uranium		Producer	MRDS
Haiwee Materials Site No. 289	Sand and Gravel, Construction	Surface	Producer	MRDS
Hectorite Mine	Hectorite	Surface	Producer	MRDS
Huntley Industrial Minerals, Inc.	Tungsten		Producer	MRDS
Imus Mine	Talc-Soapstone		Producer	MRDS
Independence Materials Site #116-7	Sand and Gravel, Construction	Surface	Producer	MRDS
Inyo Pit and Mill	Calcium	Surface	Producer	MRDS
Inyo Range-Union	Gold		Producer	MRDS
Iron Cap	Iron		Producer	MRDS
Jubilee Lead Mine	Lead		Producer	MRDS
Keeler Mill		Processing Plant	Producer	MRDS
Kelso Tungsten Mine	Tungsten		Producer	MRDS
Keystone Gold Mine #1	Gold	Underground	Producer	MRDS
Keystone Gold Mine #2	Gold	Underground	Producer	MRDS
Lakeview Talc Mine	Talc-Soapstone		Producer	MRDS
Laws Custom Mill	Kaolin	Processing Plant	Producer	MRDS
Lee-Santa Rosa	Silver, Lead		Producer	MRDS
Lenbec Talc Min	Talc-Soapstone		Producer	MRDS
Lime Hill No. 1	Limestone, Dimension	Surface	Producer	MRDS
Little Sparkler Mine	Uranium		Producer	MRDS
Long Beach Salt Co	Bromine		Producer	MRDS
Mary Roper	Iron, Gold, Copper		Producer	MRDS
Material Site #118 Pit A	Sand and Gravel, Construction	Surface	Producer	MRDS
Material Site #118 Pit B	Sand and Gravel, Construction	Surface	Producer	MRDS
Materials Site #118, Pit C	Sand and Gravel, Construction	Surface	Producer	MRDS
Materials Site #165	Sand and Gravel, Construction	Surface	Producer	MRDS
Materials Site #182	Sand and Gravel, Construction	Surface	Producer	MRDS
Materials Site #265	Sand and Gravel, Construction	Surface	Producer	MRDS
Materials Site #266	Sand and Gravel, Construction	Surface	Producer	MRDS
Materials Site #276	Sand and Gravel, Construction	Surface	Producer	MRDS
Materials Site #283	Sand and Gravel, Construction	Surface	Producer	MRDS
Materials Site #288	Sand and Gravel, Construction	Surface	Producer	MRDS
Materials Site #290	Sand and Gravel, Construction	Surface	Producer	MRDS
Materials Site #291	Sand and Gravel, Construction	Surface	Producer	MRDS
Montecito Minerals Co.	Tungsten	Processing Plant	Producer	MRDS
Morning Glory	Lead, Copper		Producer	MRDS
Oro Fino	Lead, Zinc		Producer	MRDS
Pacific Tungsten Co	Tungsten		Producer	MRDS
Panamint	Silver		Producer	MRDS
Panamint	Silver		Producer	MRDS
Panamint District	Tungsten, Silver		Producer	MRDS
Panamint Valley Quarry	Limestone, General	Surface	Producer	MRDS
Paul Pit and Mill	Limestone, Dimension	Surface	Producer	MRDS
Pearl No. 1	Boron-Borates	Underground	Producer	MRDS
Pine Creek	Tungsten, Copper, Molybdenum, Gold		Producer	MRDS
Pine Creek Apt Plant	Tungsten, Refinery	Processing Plant	Producer	MRDS
Queen of Sheba	Lead, Silver, Gold, Copper		Producer	MRDS
Queen of the Mountains	Lead, Silver		Producer	MRDS
Red Hill Cinder Pit	Stone, Crushed/Broken	Surface	Producer	MRDS
Resting Springs-Tecopa	Zinc, Silver, Lead		Producer	MRDS
Reward	Gold, Lead, Silver, Copper		Producer	MRDS
Richardson	Lead, Silver, Zinc		Producer	MRDS
Rio Tinto Consolidated	Copper		Producer	MRDS
Rocket	Antimony		Producer	MRDS
Rosario	Lead		Producer	MRDS
Round Valley Community Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Round Valley Site #141	Sand and Gravel, Construction	Surface	Producer	MRDS
Silverite	Lead, Silver		Producer	MRDS
Skidoo-Wild Rose	Gold		Producer	MRDS
Slate Range	Silver, Lead		Producer	MRDS
Speculator	Copper		Producer	MRDS
Strand Gravel Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Sunland Borrow Site #116-11	Sand and Gravel, Construction	Surface	Producer	MRDS
Sunset	Lead, Copper, Silver		Producer	MRDS
Talc City Mine	Talc-Soapstone		Producer	MRDS
Tecopa Community Pit	Sand and Gravel, Construction	Surface	Producer	MRDS
Tinemaha Materials Site #116-5	Sand and Gravel, Construction	Surface	Producer	MRDS
Tinemaha Rip-Rap Quarry	Stone, Crushed/Broken	Surface	Producer	MRDS
Transportation	Antimony		Producer	MRDS
Transportation-Old Dependable	Antimony		Producer	MRDS
Trinity Talc	Talc-Soapstone		Producer	MRDS
Tuttle Creek Site #116-8	Sand and Gravel, Construction	Surface	Producer	MRDS
Ubehebe	Lead		Producer	MRDS
Ucoso Mining Company	Uranium		Producer	MRDS
Un-Named Placer	Gold		Producer	MRDS
Unknown	Gold		Producer	MRDS
Vermillion Canyon Pits	Bentonite	Surface	Producer	MRDS
Victory Talc	Talc-Soapstone		Producer	MRDS
War Eagle	Iron, Silver, Zinc		Producer	MRDS
Warm Spring Talc	Talc-Soapstone		Producer	MRDS
Water Canyon	Stone, Crushed/Broken	Surface	Producer	MRDS
Wheeler Ridge Mine	Tungsten	Surface	Producer	MRDS
White Eagle Talc Mine	Talc-Soapstone		Producer	MRDS
White Mountain	Talc-Soapstone		Producer	MRDS
White Swan Mine	Talc-Soapstone		Producer	MRDS
Wild Rose Antomony Deposits	Antimony		Producer	MRDS
Wild Rose Canyon	Antimony		Producer	MRDS
Wildrose Canyon	Antimony		Producer	MRDS
Willow Creek Talc Mine	Talc-Soapstone		Producer	MRDS
Willshire-Bishop Creek	Gold		Producer	MRDS
Wingate Wash	Manganese		Producer	MRDS
Zodiac Mill	Pumice	Processing Plant	Producer	MRDS
(Facility) Four Metals Smelter	Lead	Processing Plant	Plant	MRDS
(Facility) Inyo Copper Mines and Smelter Co.			Plant	MRDS
(Facility) Inyo Copper Mines and Smelter Co.	Copper	Underground	Plant	MRDS
7/11 Materials - Adams Pit	Construction Sand and Gravel	Surface	Abandoned	MSHA
Adams Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Adamson	Tungsten		Past Producer	MRDS
Adamson Mine	Tungsten	Underground	Plant	MRDS
Aguereberry	Lead, Zinc, Silver		Past Producer	MRDS
Aguereberry	Lead	Underground	Prospect	MRDS
Aja Tungsten Claims	Tungsten		Unknown	MRDS
Alabama-Mohawk	Gold	Underground	Prospect	MRDS
Alabama-Mohawk Mine	Gold		Past Producer	MRDS
Alameda Mine	Tungsten	Underground	Past Producer	MRDS
Alhambra	Gold	Surface-Underground	Prospect	MRDS
Alice	Gold		Unknown	MRDS
Alice	Silver	Surface	Prospect	MRDS
Alice Extension	Silver	Surface-Underground	Prospect	MRDS
Alice Quartz Mine	Gold	Underground	Past Producer	MRDS
Alliance Talc Mine	Talc-Soapstone	Surface-Underground	Past Producer	MRDS
Alluvial Prospect	Gold	Placer	Occurrence	MRDS
Aloha Prospect	Mercury	Surface	Prospect	MRDS
Alta	Gold		Unknown	MRDS
Alta Mine	Tungsten		Occurrence	MRDS
Altaras Consolidated Placer	Gold	Placer	Past Producer	MRDS
Alturus	Copper		Occurrence	MRDS
Alum Canyon Prospect	Tungsten		Unknown	MRDS
Alvord			Occurrence	MRDS
Alvord Mine	Gold		Past Producer	MRDS
Alvord Mine	Tungsten		Occurrence	MRDS
Alvord Mine	Gold	Underground	Prospect	MRDS
Amargosa Pit	Zeolites	Surface	Past Producer	MRDS
American	Copper, Gold, Silver		Past Producer	MRDS
American	Copper	Underground	Past Producer	MRDS
American Flag Mine	Gold		Past Producer	MRDS
American Flag Mine	Silver, Gold	Underground	Past Producer	MRDS
American Perlite	Perlite	Surface	Past Producer	MRDS
American Prospect	Silver	Underground	Prospect	MRDS
American Pumice Company	Pumice	Surface	Past Producer	MRDS
American Silver Corp.	Gold, Silver		Past Producer	MRDS
American Silver Corp.	Silver	Underground	Prospect	MRDS
Amigo Grande	Copper		Unknown	MRDS
Anaconda	Lead, Silver, Zinc, Gold		Occurrence	MRDS
Anaconda	Lead		Unknown	MRDS
Andrews Nos. 1-17	Silver	Surface-Underground	Prospect	MRDS
Annex-Arrow Group	Silver	Surface-Underground	Prospect	MRDS
Anthony Mine	Lead	Underground	Prospect	MRDS
Anton and Pabst	Copper		Past Producer	MRDS
Anton and Pobst Claims	Copper	Underground	Prospect	MRDS
Anvil Spring Canyon Deposit	Talc-Soapstone	Underground	Prospect	MRDS
Apex Consolidated Group	Lead	Underground	Past Producer	MRDS
Apex Prospect	Talc-Soapstone	Underground	Prospect	MRDS
Apex Workings	Talc-Soapstone		Unknown	MRDS
Apple No. 1 Claim	Lead	Surface-Underground	Past Producer	MRDS
April Fool Claims			Occurrence	MRDS
April Fool Claims	Manganese		Occurrence	MRDS
April Fool Prospect	Mercury	Surface	Prospect	MRDS
Arcan Prospect	Gold	Placer	Prospect	MRDS
Argenta	Lead, Zinc		Past Producer	MRDS
Argenta Mine	Zinc	Underground	Past Producer	MRDS
Argus	Gold		Occurrence	MRDS
Argus Copper	Copper		Occurrence	MRDS
Argus Mine	Gold		Past Producer	MRDS
Argus Range	Iron		Occurrence	MRDS
Argus Sterling	Lead		Past Producer	MRDS
Argus-Sterling	Copper	Underground	Past Producer	MRDS
Arletta Talc Mine	Talc-Soapstone	Surface-Underground	Prospect	MRDS
Arondo Mine	Gold		Past Producer	MRDS
Arondo Mine	Gold	Underground	Past Producer	MRDS
Arroyo Group	Silver	Surface-Underground	Prospect	MRDS
Ash Meadows (California)	Zeolites	Surface	Past Producer	MRDS
Ashford Mine	Gold		Past Producer	MRDS
Ashford Mine	Gold	Underground	Past Producer	MRDS
Atkins Molybdenum Claims	Molybdenum		Occurrence	MRDS
Atkins Prospect	Molybdenum		Occurrence	MRDS
Atkins Prospect			Occurrence	MRDS
August Prospect	Silver	Surface-Underground	Prospect	MRDS
Auguste Mine	Lead, Silver, Zinc	Underground	Past Producer	MRDS
Bachelor No. 2 Mine	Silver	Underground	Past Producer	MRDS
Bakoch	Tungsten		Past Producer	MRDS
Bakoch Tungsten Prospect	Tungsten	Surface-Underground	Past Producer	MRDS
Baldy Mine	Gold		Past Producer	MRDS
Baldy Mine	Gold	Underground	Prospect	MRDS
Ballarat Saponite Prospect	Montmorillonite	Surface	Prospect	MRDS
Barite Queen Prospect	Barium-Barite	Surface-Underground	Prospect	MRDS
Barnett Prospect	Lead	Surface-Underground	Prospect	MRDS
Barranca Mine	Gold		Past Producer	MRDS
Barranca Mine	Gold	Underground	Past Producer	MRDS
Base Metals Mining Co.	Lead		Occurrence	MRDS
Basin Mountain	Tungsten	Underground	Occurrence	MRDS
Baxter	Lead		Past Producer	MRDS
Baxter	Lead	Surface-Underground	Past Producer	MRDS
Bean-Smith	Lead		Occurrence	MRDS
Beebe Mine	Copper	Underground	Prospect	MRDS
Belmont	Silver		Past Producer	MRDS
Belmont	Lead	Underground	Past Producer	MRDS
Bendire Canyon Mine		Underground	Prospect	MRDS
Bendire Canyon Mine	Limestone, General		Past Producer	MRDS
Benicia Mine	Gold		Past Producer	MRDS
Bentonite Placer Prospect	Bentonite	Surface	Prospect	MRDS
Berry Hill	Lead		Occurrence	MRDS
Bertha Ann			Occurrence	MRDS
Bertha Ann	Zinc	Surface	Prospect	MRDS
Bethome Shaft No. 2	Copper	Underground	Prospect	MRDS
Betty Jumbo Mine	Tungsten	Underground	Prospect	MRDS
Beveridge Canyon Mn No. 12 Mine	Gold	Underground	Past Producer	MRDS
Beveridge Canyon Mn No. 26 Prospect	Gold		Occurrence	MRDS
Beveridge Canyon Mn No. 28 Prospec	Gold		Occurrence	MRDS
Beveridge Canyon Mn Prospect		Underground	Prospect	MRDS
Beveridge Mine	Gold	Underground	Plant	MRDS
Beverly	Tungsten		Occurrence	MRDS
Beverly	Tungsten		Occurrence	MRDS
Big 4 Iron	Iron		Occurrence	MRDS
Big Bell	Gold	Underground	Past Producer	MRDS
Big Bell and Frisco Lodes	Gold		Past Producer	MRDS
Big El Dorado	Sulfur		Unknown	MRDS
Big Four	Zinc, Lead		Past Producer	MRDS
Big Four Mine	Lead	Surface-Underground	Past Producer	MRDS
Big Horn	Uranium	Underground	Prospect	MRDS
Big Horn Mine Area	Silver, Gold	Underground	Past Producer	MRDS
Big Onion Claim #1-2	Iron	Underground	Prospect	MRDS
Big Pine	Lead	Surface-Underground	Prospect	MRDS
Big Pine Copper No. 1	Copper	Surface-Underground	Prospect	MRDS
Big Ram Extension Claims	Tungsten		Occurrence	MRDS
Big Silver	Silver		Unknown	MRDS
Big Silver Mine	Silver	Underground	Past Producer	MRDS
Big T No. 2	Germanium		Occurrence	MRDS
Big Tee Mine	Gold		Past Producer	MRDS
Bighorn Mine	Gold		Past Producer	MRDS
Billie Mine	Boron-Borates	Underground	Past Producer	MRDS
Billie Mine	Misc. Metal Ore NEC	Underground	Abandoned	MSHA
Birch Creek Rare Ii Area	Silver	Surface-Underground	Prospect	MRDS
Birch Creek Rare Ii Area	Silver	Surface-Underground	Past Producer	MRDS
Birthday	Gold		Occurrence	MRDS
Birthday Mine	Gold		Past Producer	MRDS
Birthday Nos. 1-4	Copper	Surface-Underground	Past Producer	MRDS
Bishop Antimony Mine	Antimony	Underground	Past Producer	MRDS
Bishop Concentrate and Cleaning Co.	Tungsten		Past Producer	MRDS
Bishop Mill	Gold Ore	Facility	Abandoned	MSHA
Bishop North Pit	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Bishop Silver-Cobalt Mines	Silver	Underground	Prospect	MRDS
Black Aster	Silver	Surface-Underground	Prospect	MRDS
Black Beauty	Gold	Underground	Prospect	MRDS
Black Canyon	Lead, Silver		Past Producer	MRDS
Black Canyon	Lead	Surface-Underground	Past Producer	MRDS
Black Cap	Lead		Occurrence	MRDS
Black Diamond Prospect	Manganese	Surface	Prospect	MRDS
Black Dream			Occurrence	MRDS
Black Dream Deposit			Occurrence	MRDS
Black Eagle	Silver, Gold, Lead		Past Producer	MRDS
Black Eagle Mine	Lead	Underground	Past Producer	MRDS
Black Lady Nos. 1 and 2	Graphite	Surface	Past Producer	MRDS
Black Monster			Occurrence	MRDS
Black Raven Prospect	Copper	Surface-Underground	Prospect	MRDS
Black Rock	Copper	Surface-Underground	Prospect	MRDS
Black Springs Clay	Kaolin	Surface	Past Producer	MRDS
Black Warrior	Silver	Underground	Prospect	MRDS
Blake Mine	Silver	Underground	Past Producer	MRDS
Blanco Prospect	Clay	Surface-Underground	Prospect	MRDS
Blister Lode	Silver	Underground	Prospect	MRDS
Blue Bell Mine	Gold		Past Producer	MRDS
Blue Belle	Gold	Underground	Prospect	MRDS
Blue Bird Prospect	Silver	Surface-Underground	Prospect	MRDS
Blue Boy	Copper	Surface-Underground	Prospect	MRDS
Blue Compressor Mine	Gold	Underground	Prospect	MRDS
Blue Crystal Nos. 1-6	Tungsten	Surface-Underground	Prospect	MRDS
Blue Dick	Lead, Zinc		Past Producer	MRDS
Blue Dick	Lead		Past Producer	MRDS
Blue Eagle Mine	Gold		Past Producer	MRDS
Blue Eagle Mine	Gold	Underground	Past Producer	MRDS
Blue Jay	Copper		Past Producer	MRDS
Blue Jay	Copper	Underground	Past Producer	MRDS
Blue Monster Mine	Lead	Underground	Past Producer	MRDS
Blue Rock Mine	Gold		Past Producer	MRDS
Blue Rock Mine	Gold	Underground	Prospect	MRDS
Blue Star Talc Mine	Talc-Soapstone	Surface-Underground	Past Producer	MRDS
Blue Stone Talc Mine	Talc-Soapstone	Underground	Past Producer	MRDS
Bluebird	Copper	Surface-Underground	Prospect	MRDS
Bluebird Prospect	Gold	Underground	Prospect	MRDS
Blueledge Mine	Gold	Underground	Past Producer	MRDS
Bobcat Claims	Talc-Soapstone		Past Producer	MRDS
Bonanza	Gold	Underground	Prospect	MRDS
Bonanza Mine	Gold		Past Producer	MRDS
Bonanza Prospect	Copper	Surface	Prospect	MRDS
Bonanza Prospect	Silver		Occurrence	MRDS
Bonham Talc Mine	Talc-Soapstone	Surface	Past Producer	MRDS
Bonny Mine	Talc-Soapstone	Surface	Past Producer	MRDS
Borate A, B, C Group	Boron-Borates		Unknown	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrence	Boron-Borates		Occurrence	MRDS
Borate Occurrences	Boron-Borates		Occurrence	MRDS
Borate Occurrences	Boron-Borates		Occurrence	MRDS
Borate Prospect	Boron-Borates		Occurrence	MRDS
Borate Prospect	Boron-Borates		Occurrence	MRDS
Borate Prospect	Boron-Borates		Occurrence	MRDS
Borate Prospect	Boron-Borates		Occurrence	MRDS
Borate Prospect	Boron-Borates		Occurrence	MRDS
Borate Prospect	Boron-Borates		Occurrence	MRDS
Borate Prospect	Boron-Borates		Occurrence	MRDS
Borate Prospect	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borate Prospects	Boron-Borates		Occurrence	MRDS
Borax	Boron-Borates	Surface	Past Producer	MRDS
Boraxo Mine	Boron-Borates		Past Producer	MRDS
Boraxo Mine	Boron-Borates	Surface-Underground	Past Producer	MRDS
Boraxo Pit	Boron-Borates	Surface	Past Producer	MRDS
Borrow Pit Ms 242	Sand and Gravel, Construction	Surface	Past Producer	MRDS
Brackett Tungsten	Tungsten	Surface-Underground	Past Producer	MRDS
Briggs	Gold		Occurrence	MRDS
Briggs Gold Mine	Gold	Surface	Plant	MRDS
Briggs Mine	Gold Ore	Surface	Abandoned	MSHA
Bright Star Group	Tungsten	Surface-Underground	Prospect	MRDS
Broadway	Silver	Surface	Prospect	MRDS
Broken Bottle	Silver	Underground	Past Producer	MRDS
Bronco Mine	Gold		Past Producer	MRDS
Brown Mud Co. Prospect	Clay		Occurrence	MRDS
Brown Mule Prospect	Gold	Surface	Prospect	MRDS
Brownstone	Tungsten, Molybdenum		Occurrence	MRDS
Brownstone Mine	Tungsten	Underground	Past Producer	MRDS
Bruce	Tungsten		Past Producer	MRDS
Bruce	Tungsten	Underground	Prospect	MRDS
Bucharets Prospect	Tungsten		Occurrence	MRDS
Buckhorn Mine	Lead	Underground	Past Producer	MRDS
Buckshot	Tungsten		Past Producer	MRDS
Buckshot	Tungsten	Surface	Prospect	MRDS
Buckwheat Nos. 1-5	Tungsten		Unknown	MRDS
Bud's Hope	Silver	Surface-Underground	Prospect	MRDS
Building Stone Quarry	Stone, Dimension	Surface	Past Producer	MRDS
Bull Domingo	Lead, Silver		Past Producer	MRDS
Bullion	Gold	Underground	Past Producer	MRDS
Bulls Eye and Bulls Eye No. 2	Gold		Occurrence	MRDS
Bunker Hill	Gold		Unknown	MRDS
Bunker Hill Mine	Lead		Unknown	MRDS
Burgess	Gold	Underground	Past Producer	MRDS
Burgess Mine	Gold		Past Producer	MRDS
Burro and Mary F.	Gold	Underground	Prospect	MRDS
Burro and Mary F. Claims	Gold		Past Producer	MRDS
Buster Brown	Gold	Underground	Past Producer	MRDS
Buster Brown Mine	Gold		Past Producer	MRDS
Buster Prospect	Gold	Surface-Underground	Prospect	MRDS
Butte Furnace Range Shaft	Copper	Underground	Prospect	MRDS
Butte Group	Copper		Past Producer	MRDS
Butte Group	Copper	Underground	Past Producer	MRDS
Buttermilk	Tungsten		Past Producer	MRDS
C & M No. 4	Copper		Unknown	MRDS
C A Proper Tungsten Property	Tungsten	Surface	Unknown	MRDS
Cr Briggs Underground	Gold Ore	Underground	Abandoned	MSHA
Cactus	Gold		Occurrence	MRDS
Cactus Owen Prospect	Lead	Underground	Prospect	MRDS
Caffee Manganese Mine	Manganese	Surface-Underground	Prospect	MRDS
Calearth	Clay	Underground	Past Producer	MRDS
California Hectorite Pit	Clay, Ceramic, Refractory Mnls.	Surface	Abandoned	MSHA
Campbell Deposit			Occurrence	MRDS
Canebrake Pit and Mill	Sand and Gravel, Construction		Past Producer	MRDS
Canyon Portal Prospect	Gold		Unknown	MRDS
Carbonate	Lead, Silver		Past Producer	MRDS
Cardinal	Gold	Underground	Past Producer	MRDS
Cardinal Gold Mining Company Claims	Gold		Past Producer	MRDS
Carol J. Mine	Gold	Underground	Past Producer	MRDS
Casey Mine	Gold		Past Producer	MRDS
Cashier	Gold	Underground	Past Producer	MRDS
Caso Pumice Mine	Pumice	Surface	Past Producer	MRDS
Cbu Mine	Tungsten		Unknown	MRDS
Cecil R Mine	Gold		Past Producer	MRDS
Cecil R Mine	Gold	Underground	Past Producer	MRDS
Cel Jump	Gold		Unknown	MRDS
Cent	Gold	Surface-Underground	Prospect	MRDS
Cerro Albino Prospect	Mercury	Surface	Prospect	MRDS
Cerro Gordo	Lead, Silver, Zinc		Past Producer	MRDS
Cerro Gordo	Zinc, Lead, Silver	Surface-Underground	Past Producer	MRDS
Cerro Gordo Mine			Occurrence	MRDS
Cerro Gordo Mine	Silver, Lead, Zinc		Occurrence	MRDS
Cerro Gordo Mine	Lead	Underground	Past Producer	MRDS
Cerussite	Lead, Silver		Past Producer	MRDS
Cerussite	Lead	Underground	Prospect	MRDS
Chalcedony Prospect	Gold	Underground	Prospect	MRDS
Chambers Mine	Silver, Gold	Underground	Plant	MRDS
Champion Group	Gold		Past Producer	MRDS
Champion Group	Gold	Surface-Underground	Prospect	MRDS
Charlies Angels Nos. 3 and 4	Lead	Surface	Occurrence	MRDS
Chb Lode	Gold		Unknown	MRDS
Cheri No. 20	Silver	Surface-Underground	Prospect	MRDS
Chicago Valley	Limestone, General	Surface	Past Producer	MRDS
Chilula, Gavilan, Montano and San Antino	Gold		Past Producer	MRDS
Chipmunk Claim	Tungsten	Surface-Underground	Prospect	MRDS
Chloride	Gold		Occurrence	MRDS
Chloride Cliff	Silver, Gold, Lead		Past Producer	MRDS
Chloride Cliff Mine	Gold		Past Producer	MRDS
Christmas Gift	Lead		Past Producer	MRDS
Christmas Gift	Lead	Underground	Past Producer	MRDS
Christopher No. 2 Prospect	Mercury		Unknown	MRDS
Chrysopolis	Copper		Occurrence	MRDS
Cinnamon Mine	Gold	Underground	Past Producer	MRDS
Claimar No. 5	Lead		Unknown	MRDS
Clairs Heavy Lode 1	Gold		Unknown	MRDS
Clancy Cherry	Copper	Underground	Prospect	MRDS
Clark Beryl	Beryllium	Surface-Underground	Past Producer	MRDS
Clark and Johnson Lease	Tungsten	Underground	Prospect	MRDS
Cleveland	Gold	Underground	Past Producer	MRDS
Cleveland Mine	Gold		Past Producer	MRDS
Cliff	Gold		Unknown	MRDS
Cliff Springs	Iron, Manganese	Surface-Underground	Prospect	MRDS
Clifford	Gold	Surface-Underground	Past Producer	MRDS
Clipper	Copper		Occurrence	MRDS
Coffee Stop	Mercury	Surface	Prospect	MRDS
Coffee Stop Prospect	Mercury		Unknown	MRDS
Coldwater Canyon Nos. 1 and 2	Silver		Occurrence	MRDS
Colligiate	Copper		Occurrence	MRDS
Collina	Lead		Occurrence	MRDS
Collins	Lead		Occurrence	MRDS
Columbia	Copper	Underground	Past Producer	MRDS
Columbia No. 2	Lead	Underground	Past Producer	MRDS
Comet Mine	Talc-Soapstone	Surface	Past Producer	MRDS
Commetti Mine	Gold		Past Producer	MRDS
Commetti Mines	Gold	Underground	Past Producer	MRDS
Comstock	Lead		Unknown	MRDS
Condor No. 1	Silver	Surface-Underground	Prospect	MRDS
Confidence-Mendocino	Gold		Past Producer	MRDS
Confidence-Mendocino	Gold	Underground	Past Producer	MRDS
Connard Brothers Claims			Occurrence	MRDS
Contact Silver No. 8	Silver	Surface-Underground	Prospect	MRDS
Cooper Mine	Gold	Underground	Prospect	MRDS
Copconis Prospect	Cobalt, Nickel, Copper		Occurrence	MRDS
Copconis Prospect	Cobalt	Surface	Prospect	MRDS
Copper Bar	Copper		Unknown	MRDS
Copper Blue Consolidated	Copper		Occurrence	MRDS
Copper Canyon Claim	Gold		Unknown	MRDS
Copper Claim Group	Copper		Occurrence	MRDS
Copper Empire Group	Copper	Surface-Underground	Past Producer	MRDS
Copper Glance	Copper		Occurrence	MRDS
Copper Grand	Copper		Past Producer	MRDS
Copper Hill Prospect	Copper	Surface-Underground	Prospect	MRDS