Commodities
PrimaryFeldspar, Mica
SecondaryBeryllium, Niobium (Columbium), REE, Tantalum
TertiaryMarble, Dimension
Commodity typeB
Deposit
Deposit sizeS
WorkingsUnknown
Orebody formLENSOID
Materials
Ore mineralsBeryl, Marble, Microcline, Muscovite
GanguePlagioclase, Quartz
Geology
Host rockQuartzite,Marble,Limestone,Granite
Associated rockDiorite · Granodiorite
StructureSouthern Mosquito Range, Thirtynine Mile Volcanic Field, Arkansas Valley Graben, E-W-Trending Faults, Fault Blocks
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
Economic & production
Development statusProducer
Discovery year1941
Identification
Deposit ID10013705
MRDS IDD010137
RegionNA
Data scoreB
Coordinates38.65639, -105.96948
References
HANLEY, J.B., HEINRICH, E.W., PAGE, L.R., 1950, PEGMATITE INVESTIGATIONS IN COLORADO, WYOMING, AND UTAH, 1942-1944: USGS PROFESSIONAL PAPER 227, P. 23-27SCOTT, 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, 1:250,000ARGALL, G.O., JR., 1949, INDUSTRIAL MINERALS OF COLORADO: COLORADO SCHOOL OF MINES QUARTERLY, V. 44, NO. 2, P. 52.PARKER, R.L., 1963, NIOBIUM AND TANTALUM IN THE UNITED STATES: USGS MAP MR-36VAN DIVER, B.B., 1957, GEOLOGY OF THE CALUMET MINING DISTRICT, CHAFFEE COUNTY, COLORADO: UNIVERSITY OF COLORADO THESIS, P. 83.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.BOARDMAN, S.J., 1971, PRECAMBRIAN GEOLOGY AND MINERAL DEPOSITS OF THE SALIDA AREA, CHAFFEE COUNTY, COLORADO: PH.D. THESIS, UNIVERSITY OF MICHIGAN, 131 P.PARKER, R.L. (1963)