Mine detail: Small Hope Mine

Previously called 'Patented Claim: Small HopeMs 10349'

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Location

Lat / long:

37.43334, -108.04176

Resource(M)

Primary:	Silver, Gold
Tertiary:	Copper, Tellurium
Ore:	Chalcopyrite, Pyrite
Gangue:	Calcite, Quartz
Discovery year:	1887

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Past Producer
First production started:	1892
Last production ended:	1919

Geology

Host rock:	Nonporphyritic Rocks--Diorite
Host type:	Diorite
Associated rock:	Nonporphyritic Rocks--Diorite;Porphyritic Rocks--Diorite-Monzonite Porphyry
Associated type:	Diorite
Structure:	San Juan Uplift, Four Corners Platform, La Plata Dome
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D010854
DEP	10101875
Reference	{Deposit:: ECKEL, E.B., AND OTHERS, 1949, GEOLOGY AND ORE DEPOSITS OF THE LA PLATA DISTRICT, COLORADO: USGS PROF. PAPER 219, P. 73-76, 165-167.}{Deposit:: BLM MINERAL SURVEY MS 10349}{Production:: ECKEL AND OTHERS, 1949, P. 165 (AS COMPILED FROM USGS AND USBM RECORDS)}
Reporter	Schwochow, Stephen D.