Mine detail: Treasure Hill Mine Area

Previously called 'North Aurora MinePocotillo MineWard Beecher Mineseveral old historic workings in area of Treasure City, just south of ruins of HamiltonHidden Treasure MineEberhardt MineMammoth Mine'

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Location

Lat / long:

39.2216, -115.48394

Resource(M)

Primary:	Silver
Tertiary:	Copper, Manganese, Iron
Ore:	Silver, Chlorargyrite, Bromargyrite, Acanthite, Aurorite, Quartz, Pyrite, Iron
Gangue:	Calcite
Discovery year:	1867

Production

Operation type:	Surface-Underground
Deposit type:	pluton-related polymetallic replacement
Production size:	Large
Development status:	Past Producer
Production years:	1868-1888, 1911?
First production started:	1868
Last production ended:	1888

Geology

Host rock:	upper Hamburg Formation and lower Dunderberg Shale
Host type:	Shale,Limestone
Associated rock:	Seligman Stock and Monte Cristo Stock
Associated type:	Porphyry,Granodiorite
Structure:	The White Pine Range is a typical N-S-trending Basin and Range fault block composed of a sequence of Paleozoic carbonate and clastic sedimentary rocks intruded by two Cretaceous- age granitic stocks.
Alteration processes:	Deposit was oxidized

References

MRDS	M233758
DEP	10310457
Reference	Long, K.R., DeYoung, J.H., Jr., and Ludington, S.D., 1998, Database of significant deposits of gold, silver, copper, lead, and zinc in the United States; Part A, Database description and analysis; part B, Digital database: U.S. Geological Survey Open-File Report 98-206, 33 p., one 3.5 inch diskette.
Reporter	Martin, Paul (Tingley, J.V.), LaPointe, D.D., Schruben, Paul G.