North Carolina · Yancey County
Past Producer

Poll Hill Mine

Yancey County, North Carolina, United States
Mica
⌖ Show on mapUSGS source ↗
Commodities
PrimaryMica
Commodity typeN
Deposit
Deposit sizeY
Orebody formIRREGULAR, LENSES, PINCH AND SWELL
Materials
Ore mineralsMuscovite
GangueApatite, Biotite, Calcite, Epidote
Geology
Host rockGneiss
StructurePegmatite Is Partly Concordant With The Foliation Of The Enclosing Country Rock
Economic & production
Development statusPast Producer
Production years1900, 1905, 1917, INT. TO 1939, 1943-1944, 1958.
First production1900
Identification
Deposit ID10102298
MRDS IDK001904
RegionNA
Data scoreC
Coordinates35.88481, -82.18374
References
LESURE, F.G., 1968, MICA DEPOSITS OF THE BLUE RIDGE IN NORTH CAROLINA: U.S. GEOLOGICAL SURVEY PROF. PAPER 577, P.121968 COMPILE LESURE, F.G., REPORLESURE, F.G., 1968, USGS PROF. PAPER 577