Mine detail: Grand View Mine

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Location:	Chaffee County, Colorado, United States, North America
Lat / long:	38.51722, -105.9392
dep_id:	10013703
mrds_id:	D010134
Commodity type:	metallic
Major mineral:	Copper
Minor mineral:	Tungsten, Gold
Operation type:	Unknown
Production size:	Small ammount of material produced
Development status:	Past Producer
ore:	Chalcopyrite, Gold, Malachite, Scheelite
gangue:	Quartz, Scapolite
work_type:	Underground
alteration:	Oxidation
ore_ctrl:	Fractures
Reporter:	Collins, Donna B.
hrock_unit:	Migmatitic Gneiss
hrock_type:	Schist,Gneiss,Amphibolite
arock_unit:	Granitic Rocks
arock_type:	Diorite
Structure:	Northern Sangre De Cristo Range, Southern Mosquito Range, Arkansas Valley Graben, Major, Flat Fault
tectonic:	Central Cordillera (Southern Rocky Mountains)
Year first produced:	1890
yr_lst_prd:	1905
disc_yr:	1890
References:	Deposit:: BELSER, CARL, 1956, TUNGSTEN POTENTIAL IN CHAFFEE, FREMONT, GUNNISON, LAKE, LARIMER, PARK, AND SUMMIT COUNTIES, COLORADO: USBM INFORMATION CIRCULAR 7748, P. 3-7 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:: HEINRICH, E.W., 1981, PRECAMBRIAN, TUNGSTEN AND COPPER-ZINC SKARN DEPOSITS OF SOUTH-CENTRAL COLORADO: CGS RESOURCE SERIES 21, P. 56-60 Deposit:: ECKEL, E.B., 1961, MINERALS OF COLORADO, A 100-YEAR RECORD: USGS BULLETIN 1114, P. 121 Deposit:: TWETO, OGDEN, 1960, SCHEELITE IN THE PRECAMBRIAN GNEISSES OF COLORADO: ECONOMIC GEOLOGY, V. 55, P. 1406-1428. 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.