Mine detail: Last Chance Mine

Previously called 'Ruby Lode Claim'

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Location

Lat / long:

48.48844, -119.73506

Resource(M)

Primary:	Silver, Lead, Copper
Secondary:	Zinc
Ore:	Chalcopyrite, Galena, Pyrite, Sphalerite
Gangue:	Quartz
Orebody form:	SHOOTS
Discovery year:	1886

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Past Producer

Geology

Host rock:	Salmon Creek
Host type:	Diorite,Mica Schist
Associated rock:	Loup Loup
Associated type:	Diorite
Structure:	Mica Schist - Granodiorite Contact Trends Generally Nw (Same As Regional Trend Of The Metamorphic Rocks In The Area., Parts Of The Vein Have Been Displaced 6-10 Ft By Transverse Faults; The Nw Segments Of The Vein Are Generally Displaced To The Sw.
Alteration processes:	With 6 To 1 *Displacement

References

MRDS	M056614
DEP	10041534
Reference	{Deposit:: WASH. DMG BULL. 37, PART II, P. 305.}{Deposit:: WASH. DMG IC 49, P. 8, 17-18}{Deposit:: WASH. GEOL. SUR. BULL 23, P. 189-260}{Production:: WASH. DMG BULL 37, P. 305}
Reporter	Lawson, William A. (Evarts, Russell C.), Mccoy, Gail