Granite/ biotite granite/ amphibolite (GAgr3;3)

State	Georgia
Name	Granite/ biotite granite/ amphibolite
Geologic age	Precambrian-Paleozoic
Original map label	gr3
Primary rock type	granite
Secondary rock type	amphibolite
Other rock types
Lithologic constituents	Major Metamorphic > Amphiboliteincludes biotite granite Igneous > Plutonic > Granitic > Graniteincludes biotite granite
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 - Elbert - Fulton - Lincoln - Oglethorpe