Mine detail: Silver Coin Mine

Previously called ''

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Location

Lat / long:

46.61323, -112.14394

Resource(M)

Primary:	Silver
Secondary:	Lead, Gold, Copper, Zinc
Tertiary:	Arsenic, Antimony, Vanadium
Ore:	Argentite, Cerargyrite, Cuprodescloizite, Gold, Stibiconite
Gangue:	Calcite, Nontronite, Quartz
Orebody form:	ORE BODIES IRREGULAR AND INDEFINITELY BOUNDED

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Last production ended:	1958

Geology

Host rock:	Helena Limestone
Host type:	Limestone
Associated rock:	Butte Quartz Monzonite (Boulder Batholith)
Associated type:	Quartz Monzonite
Structure:	Boulder Batholith
Alteration processes:	Oxidation

References

MRDS	DB02116
DEP	10015855
Reference	{Deposit:: USGS BULL 842, P. 58, 40.}{Deposit:: MBMG BULL 10, P. 35}
Reporter	Elliott, James E., Wise, Kristine K. (Elliott, James E.)