Mine detail: Henry Grindstaff No. 1 Mine

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Location: Yancey County, North Carolina, United States, North America
Lat / long: 35.86176, -82.15902
dep_id: 10102301
mrds_id: K001921
Commodity type: nonmetallic
Major mineral: Mica
Operation type: Unknown
Production size: Production occurred
Development status: Past Producer
ore: Muscovite
gangue: Epidote
orebody_fm: TABULAR ()
alteration: Weathered
Reporter: Fagan, James M.
hrock_type: Gneiss
Structure: Pegmatite Is Concordant With The Foliation Of The Enclosing Country Rock
yfp_ba: <
Year first produced: 1942
prod_yrs: PRE 1942
References:
  • 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
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