Big Chief Mine
Arizona · Yavapai County
Multiple Sources Confirmed Gold Producer Underground
Documented shaft/adit evidence
Independently Verified
354 underground mine records · What verification means
Unconfirmed means UndergroundMines has not independently verified the record. It does not mean the source record lacks evidence. Verify records you already know or can support with reliable documentation.
Big Deal Claims
Nevada · Humboldt County
Mindat Confirmed Mercury Occurrence Underground
Documented shaft/adit evidence
Big Horn Prospect
Arizona · La Paz County
Mindat Confirmed Gold Occurrence Underground
Documented shaft evidence
Big Pay Mine
Nevada · Humboldt County
Mindat Confirmed Copper Past Producer Underground
Documented shaft evidence
Big Pay Mine
Nevada · Humboldt County
Mindat Confirmed Copper Past Producer
Documented shaft evidence
Big Six Mine
Nevada · Eureka County
Mindat Confirmed Gold Past Producer
Documented shaft/adit evidence
Big Spar Mine
Arizona · Maricopa County
Multiple Sources Confirmed Fluorine-Fluorite Past Producer
Black Copper Mine
Arizona · Gila County
Mindat Confirmed Copper Producer Underground
Documented shaft evidence
Black Point
Nevada · Eureka County
Mindat Confirmed Silver Past Producer
Documented adit evidence
Black Point
Nevada · White Pine County
Mindat Confirmed Gold Past Producer Underground
Documented adit evidence
Black Warrior
Nevada · Elko County
Mindat Confirmed Gold Past Producer Underground
Documented shaft/adit evidence
Blacksmith Shop Adit
Nevada · Lyon County
Mindat Confirmed Silver Past Producer
Documented adit evidence
Blaine and Kasper Property
Nevada · Humboldt County
Mindat Confirmed Silver Past Producer Underground
Bloody Run Mine
Nevada · Humboldt County
Mindat Confirmed Tungsten Past Producer Mixed Underground/Surface
Documented shaft/adit evidence
Blue Dick Mine
Nevada · Esmeralda County
Mindat Confirmed Barium-Barite Producer Mixed Underground/Surface
Documented adit evidence
Blue Nose Mine
Nevada · Lander County
Mindat Confirmed Antimony Past Producer
Documented shaft/adit evidence
Bluff Mine
Nevada · Churchill County
Mindat Confirmed Silver Past Producer
Documented adit evidence
Blum Shaft
Nevada · Humboldt County
Mindat Confirmed Mercury Past Producer
Documented shaft/adit evidence
Blum Shaft
Nevada · Humboldt County
Mindat Confirmed Gold Occurrence Mixed Underground/Surface
Documented shaft/adit evidence
Bon Ami Claim
Nevada · Lander County
Mindat Confirmed Gold Past Producer
Documented adit evidence
Bon Ami Claim
Nevada · Lander County
Mindat Confirmed Lead Past Producer Underground
Documented adit evidence
Bronx Copper Property
Arizona · Gila County
Multiple Sources Confirmed Copper Past Producer
Historical mapped workings available
Browne Adit
Nevada · Storey County
Mindat Confirmed Silver Past Producer
Documented adit evidence
Bryan Mountain Prospect
Arizona · Yuma County
Mindat Confirmed Copper Occurrence Underground