Massachusetts · Franklin County
Occurrence

Pegmatite Occurrence

Franklin County, Massachusetts, United States
Mica
⌖ Show on mapUSGS source ↗
Commodities
PrimaryMica
Commodity typeN
Deposit
Deposit sizeN
Materials
Ore mineralsMica
Geology
Tectonic settingPegmatite In Hornblende Geneiss Littleton Formation
Economic & production
Development statusOccurrence
Identification
Deposit ID10069172
MRDS IDW002617
RegionNA
Data scoreD
Coordinates42.63442, -72.30589
References
HADLEY, J.B., 1949, "GEOLOGIC MAP OF THE MOUNT GRACE QUAD., MASS," USGS GQ NO. 3, QUARRY LOCATION AND SHORT TEXT