Description
Early Prospecting Done By Cal Dell (Canon City)
Commodities
PrimaryMica, Beryllium, Feldspar
SecondaryGarnet
TertiaryNiobium (Columbium), Bismuth, Thorium, Copper, Silver
Commodity typeB
Deposit
Deposit sizeS
WorkingsUnknown
Orebody formIRREGULAR, PIPE-LIKE TO SHEET-LIKE
Ore controlHost Rock Foliation
Materials
Ore mineralsBeryl, Bismutite, Chalcocite, Chrysocolla, Columbite, Covellite, Malachite, Microcline, Muscovite, Silver, Thorite
GangueApatite, Biotite, Calcite, Chlorite, Quartz, Sericite, Tourmaline
Geology
Host rockGneiss · Migmatitic Gneiss
Associated rockDiorite · Quartz Diorite;Granodiorite (Pikes Peak Granite)
StructureSouthern Front Range, Canon City Embayment, Eightmile Park, Ne-Trending Faults, Structures
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
Economic & production
Development statusProducer
First production1929
Discovery year1929
Identification
Deposit ID10013532
MRDS IDD009882
Alternate namesShipley Cut, Meyers Cut
RegionNA
Data scoreB
Coordinates38.47168, -105.34446
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. 40.HEINRICH, E.W., 1948, PEGMATITES OF EIGHT MILE PARK, FREMONT COUNTY, COLORADO: THE AMERICAN MINERALOGIST, V. 33, NOS. 7-10, P. 420-448, 550-587.TAYLOR, R.B., SCOTT, G.R., WOBUS, R.A., EPIS, R.C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE ROYAL GORGE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-869, 1:62,500.ECKEL, E.B., 1960, MINERALS OF COLORADO, A 100-YEAR RECORD: USGS BULLETIN 1114, P. 20, 339.HANLEY, J.B. (1950)