Grover Mine (Grover pegmatite; Windsor), Clear Creek Co., Colorado, USA
Mineralization is a zoned pegmatite outcrop of 1,000 feet long and 40 feet wide concordant in gneiss.
Workings include a 110 foot long adit and a large trench.
Commodities (Major) - Mica, Niobium (Columbium), Tantalum, Feldspar, REE, Beryllium
Development Status: Producer
ReferencesRef.: Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 24 (Table A-1).
BOOS, M. F., 1954, GENESIS OF PRECAMBRIAN GRANITIC PEGMATITES IN THE DENVER MOUNTAIN PARKS AREA, COLORADO, GEOL. SOC. BULL., V. 65, NO.
| Microlite Group|
17 entries listed. 11 valid minerals.
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New Locality Added: Channing Uranium Trench, Dickinson Co., Michigan, USAFrom Travis Olds, 12th Dec 2013 05:18:32