Description
Pinson Mining Co.
Commodities
PrimaryGold
TertiaryArsenic, Mercury, Antimony, Zinc
Commodity typeM
Deposit
Model172: Carbonate-hosted Au-Ag
Deposit sizeN
WorkingsSurface
Ore controlA Series Of Subparallel Faults. Favorable Host Rocks Are Unmetamorphosed Thin-Bedded Shaly Limestones.
Materials
Ore mineralsCalcite, Quartz, Wollastonite
Geology
Host rockLimestone · Comus Formation
Associated rockDiorite · Osgood Mountain Stock
StructureNortheasterly Pinson "Trend" (Range Front Fault System)., Rocks Are Typically Contorted Due To Pre-Ore Folding. Fault Offsets In The Alluvium Indicate Post-Ore Movement.
AlterationDecalcification, Silicification, Oxidation. Decalcification And Iron Oxide Staining Are Associated With Ore. Decalcification Extends Well Into Barren Wall Rocks. Jasperoidal Silicification Occurs Locally.
Economic & production
Development statusProspect
Production yearsSCHEDULED TO BEGIN PRODUCTION IN 1994.
Discovery year1983
Identification
Deposit ID10097325
MRDS IDRE00030
RegionNA
Data scoreB
Coordinates41.13517, -117.26068
References
FOSTER, J.M., AND KRETSCHMER, E.L., 1991, GEOLOGY OF THE MAG DEPOSIT, PINSON MINE, HUMBOLDT COUNTY, NEVADA, IN RAINES, G.L., ET AL, EDS., GEOLOGY AND ORE DEPOSITS OF THE GREAT BASIN, THE GEOLOGICAL SOCIETY OF NEVADA, RENO, P. 845-856