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Little Hawk mine (on Hawk Creek)

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Mica Mine in Mitchell county, North Carolina

Little Hawk mine (on Hawk Creek)

Principal periods worked Pre-WWII
Workings 2 cuts
Description of muscovite Green, "A" structure, mineral inclusions.
Production Moderate sheet(?), feldspar.
Strike NE
Dip SE
Relation to wallrock Concordant(?)
Wallrock Interlayered biotite and hornblende gneiss
Remarks P-Pl-Q-M pegmatite; accessory garnet, sulfides.
Source of information USGS

Geographic context

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Geologic map unit -82.081244944, 36.037422118
Nearby scientific data Find additional scientific data near this location

Abbreviations

Principal periods worked
WWI World War I
WWII World War II
int intermittent
Production
Small < 500 lb
Moderate 500-10,000 lb
Large > 10,000 lb
Size of pegmatite
D depth
L length
T thickness
avg average
Internal structure
B biotite
F feldspar
M muscovite
P perthite
Pl plagioclase
Q quartz
Source information
CMC Colonial Mica Corporation
DMEA Defense Minerals Exploration Administration
OME Office of Minerals Exploration
USGS U.S. Geological Survey
OF USGS open-file reports and maps