Mine detail: January Mine

Previously called ''

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Location

Lat / long:

46.4149, -111.69698

Resource(M)

Primary:	Silver, Gold
Secondary:	Lead, Zinc, Copper
Ore:	Galena, Tetrahedrite
Gangue:	Pyrolusite, Rhodochrosite
Orebody form:	VEIN FILLING

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1906

Geology

Host type:	Volcanic Rock (Aphanitic),Andesite
Associated rock:	Andesite;Quartz Monzonite Stock
Associated type:	Volcanic Rock (Aphanitic),Andesite
Structure:	Boulder Batholith, Lombard Overthrust, Vein Is Zone Of Shearing Containing Blocks Of Country Rock Along Fault Fissure
Alteration processes:	Vein Continues Into Altered Andesite

References

MRDS	W015576
DEP	10071880
Reference	{Deposit:: EARLL, F. N., 1964, ECONOMIC GEOLOGY AND GEOCHEMICAL STUDY OF WINSTON MINING DISTRICT, BROADWATER COUNTY, MONTANA, MONT. BUREAU OF MINES AND GEOL. BULL. 41, P. 17-18, 44-46.}{Deposit:: KLEPPER, M. R., RUPPEL, E. T., FREEMAN, V. L., WEEKS, R. A., 1971, GEOLOGY AND MINERAL DEPOSITS, EAST FLANK OF THE ELKHORN MOUNTAINS, BROADWATER COUNTY, MONTANA, US GEOLOGICAL SURVEY PROF. PAPER 665 P. 41}{Production:: EARLL, F. N., 1964, WINSTON MINING DISTRICT}
Reporter	Mckenzie, Craig L.; R. B. Berg