Commodities
PrimaryFeldspar
SecondaryREE, Bismuth
TertiaryBeryllium, Uranium, Thorium
Commodity typeB
Deposit
Deposit sizeS
WorkingsUnknown
Ore controlPegmatite
Materials
Ore mineralsAllanite, Beryl, Bismutite, Euxenite, Xenotime
GangueBiotite, Garnet, Plagioclase, Quartz
Geology
Host rockMica Schist,Granite · Migmatitic Gmeiss
Associated rockDiorite · Granodiorite
StructureMosquito Range, Arkansas Valley Graben, Nnw-Trending Faults
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
Economic & production
Development statusPast Producer
Identification
Deposit ID10013701
MRDS IDD010132
Alternate namesClara May Lode, Mina Blanca
RegionNA
Data scoreB
Coordinates38.85972, -105.99504
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. 21-22SCOTT, G.R., TAYLOR, R.B., EPIS, R.C. AND WOBUS, R.A., 1978, GEOLOGIC MAP OF THE PUEBLO 1 X 2 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. 160MEEVES, 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.23MEEVES, H.C. (1966)HANLEY, J.B., 1950.