Commodities
PrimaryGemstone, Mica, Feldspar
Commodity typeN
Deposit
Deposit typePegmatite Dike
Model33: Be-Li pegmatites
Deposit sizeY
WorkingsUnknown
Materials
Ore mineralsQuartz, Perthite, Plagioclase, Muscovite, Tourmaline
GangueGarnet, Beryl, Albite, Lepidolite, Apatite, Fluorite
Geology
Host rockGneiss,Pegmatite
Associated rockPegmatite
Economic & production
Development statusPast Producer
Production years1896; 1907 TO 1914; 1934; 1942 TO 1944
First production1896
Identification
Deposit ID10068034
MRDS IDW000945
Alternate namesMineral Specimens, Mica, Feldspar Mine Also Called the J-J Mine, Gillette Gem Tourmaline
RegionNA
Data scoreB
Coordinates41.49299, -72.51052
References
CAMERON, E. N., 1954, "PEGMATITE INVEST. 1942-45, NEW ENGLAND", USGS, PP. 255, PG. 21, 318-321Cameron, E. N., 1954, "Pegmatite Invest. 1942-45, New England", Usgs, Pp. 255, Pg. 21, 318-321Cameron, E. N., 1954, "Pegmatite Invest. 1942-45, New England", Usgs, Pp. 255, Pg. 21, 318-321Ryerson, K. H., 1968, "Rock Hound'S Guide To Conn.", The Pequot Press, Pg. 19Ryerson, K. H., 1968, "Rock Hound'S Guide To Conn.", The Pequot Press, Pg. 19CAMERON, 1954