Biotite Granite Gneiss/ Feldspathic Biotite Gneiss/ Amphibolite Hornblende Gneiss (GAfg1a;3)

State	Georgia
Name	Biotite Granite Gneiss/ Feldspathic Biotite Gneiss/ Amphibolite Hornblende Gneiss
Geologic age	Precambrian-Paleozoic
Original map label	fg1a
Primary rock type	granitic gneiss
Secondary rock type	biotite gneiss
Other rock types	amphibolite
Lithologic constituents	Major Metamorphic > GneissBiotite granite gneiss, feldspathic biotite gneiss, hornblende gneiss Minor Metamorphic > Amphibolite
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	Baldwin - Bibb - Franklin - Greene - Hancock - Hart - Jasper - Jones - Monroe - Morgan - Newton - Oglethorpe - Putnam - Taliaferro