Mine detail: Dehart Feldspar Mine

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Location: Swain County, North Carolina, United States, North America
Lat / long: 35.40177, -83.47517
dep_id: 10026068
mrds_id: K002527
Commodity type: nonmetallic
Major mineral: Feldspar
Trace mineral: Kaolin
Operation type: Unknown
Production size: Production occurred
Development status: Past Producer
ore: Feldspar, Kaolin
gangue: Biotite, Garnet, Muscovite
orebody_fm: IRREGULAR LENS
alteration: Plagioclase Is Partly Altered To Kaolin
ore_ctrl: Fracture, Dilation Zone (Cameron, 1951)
Reporter: Hale, Robin C.
hrock_type: Gneiss
arock_unit: Border Gneiss, Microcline Porphyroblasts In Medium-To Coarse-Grained Matrix Of Biotite, Quartz, And Feldspar;Mpal;Prec Mpal 1050-320 M.Y.;Prec Mpal 1050-320 M.Y
arock_type: Gabbro,Gneiss
Structure: Principal Zone Of Pegmatites Trends Northeast; Most Pegmatites Strike Northeast, But Some Strike Northwest.
tectonic: Folded Blue Ridge Province
Year first produced: 1939
disc_yr: 1939
References:
  • Deposit:: CAMERON, E.N., 1951, FELDSPAR DEPOSITS OF THE BRYSON CITY DISTRICT, NORTH CAROLINA: NORTH CAROLINA DIV. MINERAL RESOURCES BULL. 62, 100 P
  • Deposit:: 1951 OTHER CAMERON, E.N., N.C. BULL. 6
  • Production:: CAMERON, E.N., 1951, N.C. DIV. MIN. RES. BULL. 62
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