Woody mine

Mica Mine in Avery county, North Carolina

Woody mine

Principal periods worked 1936, WWII
Workings Cut, 40 diameter, 16 deep
Description of muscovite Ruby, "A" structure, hard, clear
Production Small sheet, feldspar (?).
Size 8-10 T
Strike NE
Wallrock Mica schist
Extent of weathering Weathered
Remarks F-Q-M pegmatite, Poor exposures.
Source of information USGS

Geographic context


Principal periods worked
WWI World War I
WWII World War II
int intermittent
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