Mine detail: Old Glory Claim

Previously called 'Last Chance Spar-Mica Dyke ProspectLast Chance Prospect'

<< Back to the map

Location

Lat / long: 38.63056, -105.96337

Resource(B)

Primary: Feldspar, Mica
Secondary: Beryllium
Ore: Beryl, Feldspar, Muscovite
Gangue: Quartz
Orebody form: CRESCENTIC
Discovery year: 1944

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host type:Diorite,Granite
Associated rock:Granodiorite
Associated type:Diorite,Granite
Structure:Southern Mosquito Range, Thirtynine Mile Volcanic Field, Arkansas Valley Graben, E-W-Trending Faults
Tectonic:Central Cordillera (Southern Rocky Mountains)

References

MRDSD010140
DEP10087809
Reference{Deposit:: HANLEY, J.B., HEINRICH, E.W., PAGE, L.R., 1950, PEGMATITE INVESTIGATIONS IN COLORADO, WYOMING, AND UTAH, 1942-1944: USGS PROFESSIONAL PAPER 227, P. 23-27}{Deposit:: SCOTT, G.R., TAYLOR, R.B., EPIS, R.C. AND WOBUS, R.A., 1978, GEOLOGIC MAP OF THE PUEBLO 1 DEG X 2 DEG QUADRANGLE, SOUTH-CENTRAL COLORADO: USGS MAP I-1022, 1:250,000}{Deposit:: BOARDMAN, S.J., 1976, GEOLOGY OF THE PRECAMBRIAN METAMORPHIC ROCKS OF THE SALIDA AREA, CHAFFEE COUNTY, COLORADO: THE MOUNTAIN GEOLOGIST, V. 13, NO. 3, P. 89-100.}{Deposit:: BOARDMAN, S.J., 1971, PRECAMBRIAN GEOLOGY AND MINERAL DEPOSITS OF THE SALIDA AREA, CHAFFEE COUNTY, COLORADO: PH.D. THESIS, UNIVERSITY OF MICHIGAN, 131 P.}
ReporterCollins, Donna B.