Mine detail: Sanger Mine

Previously called 'Sanger and Taylor GroupFrances and Frances #1-#15 ClaimsFrancis Mine? Described By F.C. Lincoln'

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Location

Lat / long:

37.73911, -117.81676

Resource(M)

Primary:	Silver
Secondary:	Gold
Tertiary:	Copper, Lead, Manganese, Zinc
Ore:	Argentite, Chalcopyrite, Copper, Galena
Gangue:	Barite, Calcite, Quartz
Orebody form:	TABULAR
Discovery year:	1920

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer
First production started:	1922

Geology

Host rock:	Latite Of Sheep Mountain
Host type:	Andesite
Associated rock:	Latite Of Sheep Mountain
Associated type:	Andesite
Structure:	Silver Peak Caldera, Brecciation
Alteration processes:	Argillization, Silicification

References

MRDS	M241982
DEP	10046774
Reference	{Deposit:: KEITH, W.J., 1977; USGS BULL. 1423}{Deposit:: BLACKBURN, W.H., (192 *?) SANGER AND TAYLOR GROUP, ESMERALDA CO., NEV.: UNPUBLISHED REPORT (UNDATED) ON FILE AT N.B MG. FILE 101 ITEM 1, ITEM 4 (SUPPLEMENTAL REPORT)}{Deposit:: QUADE, JACK, 1984, FIELD EXAMINATION, 6-11-84.}
Reporter	La Pointe, D.D. (Tingley, J.V.)