Freel Vance mine

Mica Mine in Avery county, North Carolina, this site also known as Jose Camina

Freel Vance (José Camina) mine

Principal periods worked WWII
Workings 2 cuts with adits, 1 > 70
Description of muscovite Green, brown centers, stained
Production Small sheet, feldspar.
Shape Pinch and swell.
Size 5-15 T
Strike NE
Dip NW
Relation to wallrock Partly discordant
Wallrock Interlayered hornblende and biotite gneiss
Extent of weathering Unweathered
Remarks Pl-Q-M wall zone, medium grained; accessory garnet; P-Pl-Q-M core, fine to coarse grained.
Source of information USGS, CMC

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