Biotitic Gneiss / Amphibolite (GAfg4;3)

State	Georgia
Name	Biotitic Gneiss / Amphibolite
Geologic age	Precambrian-Paleozoic
Original map label	fg4
Primary rock type	biotite gneiss
Secondary rock type	amphibolite
Other rock types
Lithologic constituents	Major Metamorphic > Amphibolite Metamorphic > Gneiss > Biotite-gneiss
Map references	Lawton, D.E., and others, 1976, Geologic Map of Georgia: Georgia Geological Survey, scale = 1:500,000.
Unit references	Lawton, D.E., and others, 1976, Geologic Map of Georgia: Georgia Geological Survey, scale = 1:500,000.
Geographic coverage	Coweta - Greene - Hancock - Heard - Morgan - Taliaferro - Troup