Mine detail: Peerless Mine

Previously called 'Patented Claim: PeerlessMs 9812'

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Location

Lat / long:

37.43445, -108.10398

Resource(M)

Primary:	Gold
Gangue:	Chlorite
Orebody form:	LENTICULAR
Discovery year:	1890

Production

Operation type:	Unknown
Deposit type:	Replacement
Production size:	None
Development status:	Occurrence

Geology

Host rock:	Dolores Formation;Entrada Sandstone
Host type:	Limestone
Associated rock:	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	D010846
DEP	10014183
Reference	{Deposit:: ECKEL, E.B., AND OTHERS, 1949, GEOLOGY AND ORE DEPOSITS OF THE LA PLATA DISTRICT, COLORADO: USGS PROF. PAPER 219, P. 68-69, 159-160.}{Deposit:: BLM MINERAL SURVEY MS 9812}
Reporter	Schwochow, Stephen D.