Mine detail: Aubrey-Ladwig Mine

Previously called 'Aubrey Ladwig LeaseGary Mine'

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Location

Lat / long:

39.78666, -105.27336

Resource(M)

Primary:	Uranium
Tertiary:	Copper
Ore:	Pitchblende
Gangue:	Fluorite, Pyrite
Orebody form:	LENTICULAR, IRREGULAR
Discovery year:	1954

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Past Producer
First production started:	1955
Last production ended:	1956

Geology

Host rock:	Idaho Springs Formation-Hornblende Gneiss Unit;Granitic Pegmatite
Host type:	Gneiss
Associated rock:	Granitic Pegmatite
Associated type:	Pegmatite
Structure:	Front Range Uplift, Denver Basin, Hurricane Hill Fault System
Tectonic:	Central Cordillera (Southern Rocky Mts.)

References

MRDS	D010154
DEP	10013714
Reference	{Deposit:: NELSON-MOORE, J.L., COLLINS, D.B., AND HORNBAKER, A.L., 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: COLORADO GEOLOGICAL SURVEY BULL. 40, P. 190}{Deposit:: SHERIDAN, DOUGLAS M. AND OTHERS, 1967, GEOLOGY AND URANIUM DEPOSITS OF THE RALSTON BUTTES DISTRICT, JEFFERSON COUNTY, COLORADO: USGS PROF. PAPER 520.}{Deposit:: SIMS, P.K., AND SHERIDAN, D.M., 1964, GEOLOGY OF URANIUM DEPOSITS IN THE FRONT RANGE, COLORADO: USGS BULL. 1159, P. 93.}{Production:: SHERIDAN AND OTHERS, 1967, P. 75}
Reporter	Banke, Carl M.