Mine detail: Dixie Comstock Mine

Previously called ''

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Location

Lat / long:

39.8658, -118.01745

Resource(M)

Primary:	Gold, Silver
Secondary:	Copper, Lead
Ore:	Electrum, Silver, Copper
Gangue:	Quartz, Adularia, Chloritoid
Orebody form:	tabular
Discovery year:	1934

Production

Operation type:	Surface-Underground
Deposit type:	hydrothermal stockwork?hot spring Au-Ag
Production size:	Small
Development status:	Producer
Production years:	1935-1942; 1975-1980
First production started:	1935
Last production ended:	1980

Geology

Host rock:	Stillwater Gabbro
Host type:	Gabbro
Associated type:	Rhyolite
Structure:	Mineralization occurs adjacent to an igneous contact., A roughly N-S-trending high-angle range-front fault cuts the host rocks near the mine area.
Alteration processes:	Intense multiple phase silicification has occurred with minor adularization of the host rocks.

References

MRDS	M233112
DEP	10310498
Reference	{Deposit:: Willden, R., and Speed, R. C., 1974, Geology and Mineral Deposits of Churchill County, Nevada, NBMG Bull. 83, p 67.}{Deposit:: Vvanderburg, W.O., 1940, Reconnaissance of Mining Districts in Churchill County, Nev., USBM I.C. 7093, p. 48.}{Deposit:: State Inspector of Mines, 1981, Directory of Mining Operations Active in Nevada in Calendar Year 1980.}{Deposit:: Horizon Gold Corp., Annual Report Form 10-K for Fiscal Year Ended March 31, 1991.}{Deposit:: Horizon Gold Corp., Annual Report Form 10-K for Fiscal Year Ended March 31, 1992.}{Deposit:: Bureau of Land Management, 1991, Environmental Assessment of Horizon Gold Corporatio * Dixie Comstock Mine and Heap Leach Project, EA# NV-030-90-70.}{Deposit:: NBMG, 1994, MI-1993}{Deposit:: NBMG, 1997, MI-1996}{Deposit:: Randol, 1996, The Mines Handbook.}{Deposit:: Long, K.R., DeYoung, J.H., Jr., and Ludington, S.D., 1998, Significant deposits of gold, silver, copper, lead, and zinc in the United States: U.S. Geological Survey Open-File Report 90-206A, 33 p.; 98-206B. one 3.5 inch diskette.}
Reporter	La Pointe, D. D., Phinisey, J. D. (Marcus, S.), Li, Zhiping (Moyer, Lorre A.), Schruben, Paul G.