Geologic units in Gilmer county, Georgia

Additional scientific data in this geographic area

Metagraywacke/ Mica Schist-Quartzite/ Amphibolite (Precambrian-Paleozoic) at surface, covers 39 % of this area

Metagraywacke/ Mica Schist-Quartzite/ Amphibolite

Mica Schist/ Gneiss (Precambrian-Paleozoic) at surface, covers 37 % of this area

Mica Schist/ Gneiss

Mica Schist (Precambrian-Paleozoic) at surface, covers 10 % of this area

Mica Schist

Cross-Biotite Schist (Precambrian-Paleozoic) at surface, covers 6 % of this area

Cross-Biotite Schist

Slate/ Quartzite/ Conglomerate (Precambrian-Paleozoic) at surface, covers 3 % of this area

Slate/ Quartzite/ Conglomerate

Graphitic Phyllite (Precambrian-Paleozoic) at surface, covers 3 % of this area

Graphitic Phyllite

Metagraywacke/ Mica Schist/ Calc-silicate Gneiss (Precambrian-Paleozoic) at surface, covers 1 % of this area

Metagraywacke/ Mica Schist/ Calc-silicate Gneiss

Amphibolite (Precambrian-Paleozoic) at surface, covers 0.7 % of this area

Amphibolite

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

Quartzite

Marble (Precambrian-Paleozoic) at surface, covers 0.2 % of this area

Marble

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

Metagraywacke/ Mica Schist

Undifferentiated pelitic rocks (Precambrian-Paleozoic) at surface, covers < 0.1 % of this area

Includes mica schists, metasiltstones, metaconglomerates, and metagraywackes

Meta-argillite/ Phyllite (Precambrian-Paleozoic) at surface, covers < 0.1 % of this area

Meta-argillite/ Phyllite