Commodities
PrimaryMica
Commodity typeN
Deposit
Deposit sizeS
Orebody formMASSIVE AND BANDED
Materials
GangueLimonite, Pyrite, Quartz
Other materialsPyrophyllite
Geology
Host rockSandstone
StructureSteeply Dipping Fault
AlterationCountry Rock Is Commonly Altered With Development Of Sericite, Kaolinite, Calcite, And In Places Is Silicified.
Economic & production
Development statusPast Producer
First production1937
Discovery year1933
Identification
Deposit ID10042564
MRDS IDM060392
Alternate namesBullhead Claim., NBMG Sample Sites 2714 and 2715.
RegionNA
Data scoreB
Coordinates40.25712, -118.0768
References
PAPKE, K.G., 1975, TALCOSE MINERALS IN NEVADA; NBMG BULL. 84; P 54.MCLENEGAN, J.D., HIGH-ALUMINA MINERAL RESOURCES IN CALIFORINIA & NEVADA; USBM REPT. INV. 5183VIKRE, P.G, 1978, GEOLOGY & SILVER MINERALIZATION OF THE ROCHESTER DISTRICT, PERSHING COUNTY, NEVADA PH.D. THESIS STANFORD UNIV.PAPKE, K. G., 14SEP84, NBMG FIELD EXAMINATION AND SAMPLE ANALYSIS.NBMG STAFF, 1985, NBMG OFR 85-3.