Mine detail: Black Canyon Beryl Prospect

Previously called ''

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Location

Lat / long:

38.44611, -107.46647

Resource(M)

Primary:	Beryllium
Ore:	Beryl
Gangue:	Biotite, Garnet, Microcline, Quartz
Discovery year:	1943

Production

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

Geology

Host rock:	Migmatitic Gneiss
Host type:	Gneiss
Associated rock:	Pegmatite
Associated type:	Pegmatite
Structure:	Gunnison Uplift, Gunnison Uplift, Cimarron Fault, Nelson Gulch Fault
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D011381
DEP	10090051
Reference	{Deposit:: HANLEY, J.B., AND OTHERS, 1950, PEGMATITE INVESTIGATIONS IN COLORADO, WYOMING, AND UTAH 1942-1944: USGS PROF. PAPER 227, P. 81-82.}{Deposit:: HANSEN, W.R., 1971, GEOLOGIC MAP OF THE BLACK CANYON OF THE GUNNISON RIVER AND VICINITY, WESTERN COLORADO: USGS MAP I-584.}
Reporter	Schwochow, Stephen D.