Commodities
PrimaryBeryllium
SecondaryTungsten, Molybdenum, Lead, Zinc
TertiaryTin, Copper, Iron, Arsenic
Commodity typeM
Deposit
Deposit sizeU
Orebody formCUPOLAS, PODS, IRREGULAR LENSES
Ore controlGreisenized Rocks; Ore Generally Localized By Fissures, Contacts, Favorable Rock Units; In The China Wall Area All Ore Seems To Be At Contact Of Silver Plume (?) Granite And Redskin Granite
Materials
Ore mineralsBertrandite, Beryl, Cassiterite, Chalcopyrite, Covellite, Euclase, Galena, Molybdenite, Pyrite, Sphalerite, Uraninite, Wolframite
GangueFluorite, Muscovite, Quartz, Siderite, Topaz
Geology
Host rockGranite
Associated rockGranite · Redskin Granite;Silver Plume Granite
StructureTarryall Mountains, Front Range, Puma Hills, Badger Flats, Badger Flats Fault, Minor Faults, Round Mountain Syncline
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
AlterationGreisenization
Economic & production
Development statusPast Producer
Production yearsaround 1960
Discovery year1955
Identification
Deposit ID10013783
MRDS IDD010266
Alternate namesA & C Mine, A & C No. 2 Claim, A & C Claim, A & C Claims
RegionNA
Data scoreB
Coordinates39.12244, -105.45824
References
HAWLEY, C.C., 1969, GEOLOGY AND BERYLLIUM DEPOSITS OF THE LAKE GEORGE (OR BADGER FLATS) BERYLLIUM AREA, PARK AND JEFFERSON COUNTIES, COLORADO: USGS PROFESSIONAL PAPER 608-A, 44 P.MEEVES, H.C., 1966, NONPEGMATITIC BERYLLIUM OCCURRENCES IN ARIZONA, COLORADO, NEW MEXICO, UTAH, AND FOUR ADJACENT STATES: USBM REPORT OF INVESTIGATIONS 6828, P. 25-34.HAWLEY, C.C. AND GRIFFITTS, W.R., 1968, DISTRIBUTION OF BERYLLIUM, TIN, AND TUNGSTEN IN THE LAKE GEORGE AREA, COLORADO: USGS CIRCULAR 597, 18 P.HAWLEY, C.C. AND WOBUS, R.A., 1977, GENERAL GEOLOGY AND PETROLOGY OF THE PRECAMBRIAN CRYSTALLINE ROCKS, PARK AND JEFFERSON COUNTIES, COLORADO: USGS PROFESSIONAL PAPER 608-B, 77 P.SIEMS, P.L., 1963, BERYLLIUM: COLORADO SCHOOL OF MINES MINERAL INDUSTRIES BULLETIN, V. 6, NO. 3, 15 P.WORCESTER, P.G., 1919, MOLYBDENUM DEPOSITS OF COLORADO: CGS BULLETIN 14, P. 73-74.Mineral Property File