Mine detail: Granite - Bimetallic Mine

Previously called 'Blaine ShaftRuby ShaftGranite MountainGranite Tailings'

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Location

Lat / long:

46.316, -113.24286

Resource(M)

Primary:	Gold, Silver
Secondary:	Copper, Lead, Zinc
Tertiary:	Antimony, Arsenic
Ore:	Argentite, Cerargyrite, Chalcopyrite, Chrysocolla, Galena, Gold, Malachite, Proustite, Pyrargyrite, Pyromorphite, Silver, Sphalerite, Tennantite, Tetrahedrite
Gangue:	Calcite, Orpiment, Pyrite, Quartz, Realgar, Rhodochrosite, Stibnite
Orebody form:	TABULAR
Discovery year:	1872

Production

Operation type:	Unknown
Deposit type:	Polymetallic veins
Production size:	Small
Development status:	Past Producer
First production started:	1882
Last production ended:	1978

Geology

Host type:	Diorite
Associated rock:	Philipsburg Batholith
Associated type:	Diorite
Structure:	Philipsburg Batholith, Philipsburg Anticline Philipsburg Overthrust
Tectonic:	Cordilleran Miogeosyncline

References

MRDS	W013436
DEP	10070485
Reference	{Deposit:: EMMONS, W.H., AND CALKINS, F.C., 1913, GEOLOGY OF THE PHILIPSBURG QUADRANGLE: USGS PROFESSIONAL PAPER 78, P. 202-207.}{Deposit:: USBM RI 4399}{Deposit:: MBMG BULL 109, P. 7.}{Deposit:: MBMG BULL 92, P. 9.}{Deposit:: EMMONS, W.H., 1907, THE GRANITE-BIMETALLIC AND CABLE MINES, PHILIPSBURG QUADRANGLE, MONTANA: US GEOLOGICAL SURVEY BULLETIN 315}{Production:: USGS PROF. PAPER 78; SUMMARIES IN ENG. AND MIN. JOUR. 1888-1893, USBM R.I. 4399}
Reporter	Mlynarczyk, Meg S.; Krohn, D., Wise, Kristine K. (Elliott, James E.)