Nevada · Esmeralda County
Past Producer
Blue Bull Mine
Esmeralda County, Nevada, United States
Gold
Silver
Copper
⌖ Show on map
USGS source ↗
Commodities
Primary
Gold, Silver
Secondary
Copper
Commodity type
M
Deposit
Model
154: Epithermal quartz-alunite Au
Deposit size
S
Workings
Underground
Ore control
Caldera Ring Fracture Zone Conjugate Fissures Striking Ne And Dipping At 60 Nw And Low Angle Se Respectively
Materials
Ore minerals
Famatinite
Gangue
Alunite, Kaolinite, Limonite, Quartz
Geology
Host rock
Dacite,Andesite
Associated rock
Dacite,Andesite · Milltown Andesite
Structure
Caldera Ring Fracture Zone
Alteration
Silicification Along Nw-Dipping Fissures; Kaolinization
Economic & production
Development status
Past Producer
Identification
Deposit ID
10046702
MRDS ID
M241901
Alternate names
Blue Bull, Hat Claims
Region
NA
Data score
B
Coordinates
37.71467, -117.20285
References
RANSOME, F.L., 1909, USGS PP 66, P. 243-244NBMG REPORT 33, P. 77-86RANSOME, F.L., 1909, P. 244