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Geologic units in Barrow county, Georgia

Additional scientific data in this geographic area

Biotitic Gneiss / Mica Schist/ Amphibolite (Precambrian-Paleozoic) at surface, covers 50 % of this area

Biotitic Gneiss / Mica Schist/ Amphibolite

Granitic Gneiss undifferentiated (Precambrian-Paleozoic) at surface, covers 35 % of this area

Granitic Gneiss undifferentiated

Granite Gneiss/ Amphibolite (Precambrian-Paleozoic) at surface, covers 10 % of this area

Granite Gneiss/ Amphibolite

Button Mica Schist (Precambrian-Paleozoic) at surface, covers 3 % of this area

Button Mica Schist

Amphibolite (Precambrian-Paleozoic) at surface, covers 2 % of this area

Amphibolite

Hornblende Gneiss/ Amphibolite/ Granite Gneiss (Precambrian-Paleozoic) at surface, covers 0.4 % of this area

Hornblende Gneiss/ Amphibolite/ Granite Gneiss

Quartzite (Precambrian-Paleozoic) at surface, covers 0.4 % of this area

Quartzite

Ultramafic rocks undifferentiated (Precambrian-Paleozoic) at surface, covers 0.2 % of this area

Ultramafic rocks undifferentiated

Mica Schist/ Gneiss/ Amphibolite (Precambrian-Paleozoic) at surface, covers < 0.1 % of this area

Mica Schist/ Gneiss/ Amphibolite

Mica Schist (Precambrian-Paleozoic) at surface, covers < 0.1 % of this area

Mica Schist