Connecticut · Fairfield County
Past Producer

Branchville Mica Mine

Fairfield County, Connecticut, United States
BerylliumFeldsparMicaSilicaTantalum
⌖ Show on mapUSGS source ↗
Commodities
TertiaryBeryllium, Feldspar, Mica, Silica, Tantalum
Commodity typeB
Economic & production
Development statusPast Producer
Identification
Deposit ID10240106
MRDS IDW001031
RegionNA
Data scoreD
Coordinates41.26779, -73.43925
References
CAMERON, E.N., LARRABEE, D.M., MCNAIR, A.H. AND OTHERS, 1954USGS PROF PAPER 255.ADDITIONAL COMMODITY URANIUM. ACCESSORY MINERALS-HORNBLENDE,ILMENITE, APATITE, MAGNETITE, ZIRCON SPODUMENE, GREEN APATITGREEN TOURMALINE, CALCITE, GARNET, PYRITE, CYRTOLITE, COLUMBTANTALITE, AUTUNITE, TORBERNITE, EVERPTITE, LITHOPHILITE,MANGANAPATITE, RARE MANGANESE PHOSPHATES, URANINITE, BERYL,CYMATOLITE (MIXTURE OF FINE-GRAINED ALBITE & MUSCOVITE), FLOSMOKY QUARTZ.