Mine detail: First Thought Mine

Previously called ''

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Location

Lat / long:

48.49289, -119.74006

Resource(M)

Primary:	Silver
Secondary:	Lead
Tertiary:	Copper, Zinc
Ore:	Chalcocite, Chalcopyrite, Galena, Pyrite, Sphalerite, Stephanite, Tetrahedrite
Gangue:	Quartz
Orebody form:	DISCONTINUOUS, LENTICULAR MASSES
Discovery year:	1886

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1892
Last production ended:	1925

Geology

Host type:	Quartzite,Gneiss
Associated rock:	Loup Loup
Associated type:	Diorite
Structure:	Foliation Parallels Strike Of Ore Bodies.

References

MRDS	M056613
DEP	10098469
Reference	{Deposit:: WASH. DMG BULL. 37, PART II, P. 303.}{Deposit:: USGS BULL 23, P. 248, 255}{Deposit:: WASH. DMG IC 49, P. 8,9, 16-17}{Production:: MOEN, 1973, P. 16}
Reporter	Unknown, Lawson, William A. Cevarts, Russell C.)