Mine detail: Mountain View Gold Project

Previously called ''

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Location

Lat / long:

40.84988, -119.50102

Resource(M)

Primary:	Gold, Silver
Secondary:	Lead, Copper
Tertiary:	Mercury, Arsenic, Antimony
Ore:	Gold, Galena, Tennantite
Gangue:	Quartz, Marcasite, Adularia, Calcite, Pyrite
Orebody form:	irregular
Discovery year:	1938

Production

Operation type:	Surface-Underground
Deposit type:	epithermal gold system
Production size:	None
Development status:	Producer

Geology

Host type:	Rhyolite,Basalt,Hornfels,Metasedimentary Rock,Metavolcanic Rock,Conglomerate
Associated type:	Granodiorite
Structure:	Basin and Range type extensional faulting, Shear zones; range-front fault on west side of the Granite Range.
Alteration processes:	A skarn-hornfels zone is developed adjacent to a Cretaceous age granitic intrusive body. Widespread argillic alteration is developed in poorly exposed Mid-Miocene flow-banded rhyolitic volcanic rocks.

References

MRDS	M242563
DEP	10310432
Reference	{Deposit:: Jones, R.B., 1984, Field examination, 7-8-84}{Deposit:: Bonham, H.L., Jr, 1969, NBMG Bull 70,p. 59.}{Deposit:: 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.}{Deposit:: Margolis, Jacob, Marlowe, Karl, 1996, Middle Miocene, selenide-rich, low-sulfidation, epithermal gold mineralization, Mountain View District, northwestern Nevada; Abstracts with Programs - Geological Society of America, vol.28, no.7, pp.93.}{Deposit:: NBMG MI-95; MI-96; MI-97 and MI-2002}{Deposit:: Vista Gold website, 2004}{Deposit:: Amer. Mines (1998), 1997}
Reporter	LaPointe, D.D., Schruben, Paul G.