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Mine detail: Poll Hill Mine
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North America
United States
North Carolina
Yancey
Previously called ''
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Location
Lat / long:
35.88481, -82.18374
Resource(N)
Primary:
Mica
Ore:
Muscovite
Gangue:
Apatite, Biotite, Calcite, Epidote
Orebody form:
IRREGULAR, LENSES, PINCH AND SWELL
Production
Operation type:
Unknown
Production size:
Yes
Development status:
Past Producer
Production years:
1900, 1905, 1917, INT. TO 1939, 1943-1944, 1958.
First production started:
1900
Geology
Host type:
Gneiss
Structure:
Pegmatite Is Partly Concordant With The Foliation Of The Enclosing Country Rock
References
MRDS
K001904
DEP
10102298
Reference
{Deposit:: LESURE, F.G., 1968, MICA DEPOSITS OF THE BLUE RIDGE IN NORTH CAROLINA: U.S. GEOLOGICAL SURVEY PROF. PAPER 577, P.12}{Deposit:: 1968 COMPILE LESURE, F.G., REPOR}{Production:: LESURE, F.G., 1968, USGS PROF. PAPER 577}
Reporter
Fagan, James M.