Maryland · Montgomery County
Past Producer

Earth Products Company Mines

Montgomery County, Maryland, United States
FeldsparBerylliumMica
⌖ Show on mapUSGS source ↗
Commodities
PrimaryFeldspar
TertiaryBeryllium, Mica
Commodity typeB
Economic & production
Development statusPast Producer
Identification
Deposit ID10267523
RegionNA
Data scoreD
Coordinates39.12363, -76.91297
References
REF:WAR MINERALS REPORT-REGIONAL FILE NO E-757, DEC.,1943SEE GEORGE IAGER BERYL-MICA PROSPECTS DATA SHEETS FORMICA-BERYL PEGMATITE LOCATIONSREF:STERRETT,D.B.,1923,MICA DEPOSITS OF THE U.S.,U.S.G.S.BULP.104.PEARRE, NANCY C, 1961, USGS MIN INV RES MAP MR-12.