Mine detail: Aurora Mine

Previously called 'Patented Claims: Jim Smith, MS 1960Aurora, MS 1961Jewel, MS 1962Aurora Claims Group'

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Location

Lat / long:

37.43084, -108.00564

Resource(M)

Primary:	Gold, Silver
Tertiary:	Copper, Tellurium
Ore:	Chalcopyrite, Pyrite
Gangue:	Ankerite, Barite, Quartz
Discovery year:	1882

Production

Operation type:	Underground
Deposit type:	Vein
Production size:	Small
Development status:	Past Producer
First production started:	1882

Geology

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

References

MRDS	D010800
MAS	80670020
DEP	10014151
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, 88-89.}{Deposit:: WAYT, L.M., (NO DATE), STATEMENT CONCERNING THE AURORA GROUP LODE CLAIMS, LA PLATA COUNTY, COLORADO: UNPUB. ENG. REPT., 1 P.}{Deposit:: BLM MINERAL SURVEYS MS 1960, 1961, 1962}
Reporter	Intermountain Field Operations Center, Wilson, Anna B., Schwochow, Stephen D.