Mine detail: Aztec Mine

Previously called 'Patented Claims: Aztec, MS 367aAztec Mill Site, MS 367b'

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Location

Lat / long:

37.70279, -108.03982

Resource(M)

Primary:	Silver, Lead
Secondary:	Gold
Tertiary:	Zinc
Ore:	Gold, Pyrite, Sphalerite
Gangue:	Quartz
Discovery year:	1875

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1879
Last production ended:	1895

Geology

Host rock:	Hermosa Formation
Host type:	Shale,Limestone
Associated rock:	Hornblende Latite Porphyry;Alaskite Porphyry
Associated type:	Latite,Granite
Structure:	San Juan Uplift, Paradox Basin, Rico Dome, Nellie Bly Fault
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D010760
DEP	10014118
Reference	{Deposit:: RANSOME, F.L., 1901, THE ORE DEPOSITS OF THE RICO MOUNTAINS, COLORADO: USGS 22D ANN. REPT., PT. 2, P. 364-365.}{Deposit:: MCKNIGHT, E.T., 1974, GEOLOGY AND ORE DEPOSITS OF THE RICO DISTRICT, COLORADO: USGS PROF. PAPER 723, P.92.}{Deposit:: PRATT, W.P., AND OTHERS, 1969, GEOLOGIC MAP OF THE RICO QUADRANGLE, DOLORES AND MONTEZUMA COUNTIES, COLORADO: USGS MAP GQ-797.}{Deposit:: BLM MINERAL SURVEYS MS 367A&B}{Deposit:: COLORADO DIV. MINES INF. REPTS.}
Reporter	Schwochow, Stephen D.