Commodities
PrimaryBeryllium
SecondaryNiobium (Columbium), Tantalum
TertiaryMica, Feldspar
Commodity typeB
Materials
Ore mineralsBeryl, Columbite, Microcline, Muscovite, Tantalite
GangueAlbite, Biotite, Magnetite, Martite, Quartz
Geology
Host rockSchist,Gneiss · Migmatitic Gneiss
StructureSouthern Mosquito Range, Arkansas Valley Graben, Ne-Trending Zone Of Pegmatite Dikes
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
Economic & production
Development statusProducer
Discovery year1955
Identification
Deposit ID10087832
MRDS IDD010256
RegionNA
Data scoreB
Coordinates38.59944, -106.00058
References
MEEVES, H.C., HARRER, C.M., SALSBURY, M.H., KONSELMAN, A.S., SHANNON, S.S., JR., 1966, RECONNAISSANCE OF BERYLLIUM-BEARING PEGMATITE DEPOSITS IN SIX WESTERN STATES: ARIZONA, COLORADO, NEW MEXICO, SOUTH DAKOTA, UTAH, AND WYOMING: USBM INFORMATION CIRCULAR 8298, P. 23.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.VAN ALSTINE, R.E., 1974, GEOLOGY AND MINERAL DEPOSITS OF THE PONCHA SPRINGS SE QUADRANGLE, CHAFFEE COUNTY, COLORADO: USGS PROFESSIONAL PAPER 829, 19 P.VAN ALSTINE, R.E. (1974)