Mine detail: Unnamed Graphite Deposit

Previously called ''

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Location

Lat / long: 38.67361, -105.98059

Resource(N)

Primary: Graphite
Ore: Graphite
Gangue: Calcite, Quartz
Orebody form: TABULAR
Discovery year: 1934

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
First production started: 1934
Last production ended: 1934

Geology

Host rock:Weber Formation Reported, Possibly Sawatch Sandstone Or Ordovic Ian Formation;Fremont Dolomite, Harding Sandstone, Manitou Limestone
Host type:Quartzite
Associated rock:Granodiorite
Associated type:Diorite
Structure:Mosquito Range, South Park Basin, Pleasant Valley Syncline, E-W-Trending Fault Zone
Tectonic:Central Cordillera (Southern Rocky Mountains)

References

MRDSD010520
DEP10013948
Reference{Deposit:: DEL RIO, S.M., 1960, MINERAL RESOURCES OF COLORADO, FIRST SEQUEL: C OLORADO MINERAL RESOURCES BOARD, P. 90.}{Deposit:: OSBORN, E.F. AND RAINWATER, E.H., 1934, GEOLOGY OF THE CALUMET, COL ORADO MINING DISTRICT: ILLINOIS NORTHWESTERN UNIVERSITY UNPUBLISHED M. A. THESIS, P. 138.}{Deposit:: BEHRE, C.H., OSBORN, E.F., RAINWATER, E.H., 1936, CONTACT ORE DEPOS ITION AT THE CALUMET IRON MINE, COLORADO: ECONOMIC GEOLOGY, V. 31, NO. 8, P. 793.}{Deposit:: BHUTTA, M.A., 1954, GEOLOGY OF THE SALIDA AREA, CHAFFEE AND FREMONT COUNTIES, COLORADO: COLORADO SCHOOL OF MINES PHD THESIS, 173 P.}{Deposit:: SCOTT, G.R., TAYLOR, R.B., EPIS, R.C., WOBUS, R.A., 1978, GEOLOGIC MAP OF THE PUEBLO 10 X 20 QUADRANGLE, SOUTH-CENTRAL COLORADO: USGS MAP I-1022, 1:250,000.}{Deposit:: BOARDMAN, S.J., 1976, GEOLOGY OF THE PRECAMBRIAN METAMORPHIC ROCKS O F 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 T HE SALIDA AREA, CHAFFEE COUNTY, COLORADO: PH.D. THESIS, UNIVERSITY OF MICHIGAN, 131 P.}
ReporterCollins, Donna B.