Mine detail: Watseca Mine

Previously called ''

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Location

Lat / long:

45.6199, -112.50616

Resource(M)

Primary:	Gold
Secondary:	Zinc, Arsenic, Lead, Copper
Ore:	Galena, Sphalerite, Gold, Arsenopyrite
Gangue:	Biotite, Feldspar, Garnet, Kaolinite, Limonite, Quartz
Discovery year:	1865

Production

Operation type:	Unknown
Deposit type:	Polymetallic veins
Production size:	Small
Development status:	Past Producer
First production started:	1869

Geology

Host rock:	Pre Belt
Host type:	Schist
Associated rock:	Granite Dikes, Pegmatite And Lamprophyre Dikes
Associated type:	Granite
Structure:	Veins In Northeast System Appear To Be Tension Breaks
Alteration processes:	Sericitization, Kaolinization, Oxidation, Hydrothermal Alteration

References

MRDS	W013424
DEP	10070476
Reference	{Deposit:: MBMG MEM 19.}{Deposit:: USGS BULL 574, P. 127.}{Deposit:: REYNER, M.L., TRAUERMAN, C.J., 1950, DIRECTORY OF MINING PROPERTIES, 1949: MONTANA BUREAU OF MINES AND GEOLOGY MEMOIR 31.}
Reporter	Mlynarczyk, Meg S.; Krohn, D., Loen, Jeffrey S. (Pearson, Robert C.)