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Mineral Resources > Online Spatial Data > Geology > by state > South Carolina Geology

Geologic units in Anderson county, South Carolina

[Additional scientific data in this geographic area]

Biotite-plagioclase-quartz gneiss and biotite-muscovite schist (Cambrian or Neoproterozoic) at surface, covers 53 % of this area

Biotite-plagioclase-quartz gneiss and biotite-muscovite schist: variably interlayered, containing subordinate layers of amphibolite and sillimanite-mica schist

Lithology: biotite gneiss; schist; amphibolite

Anderson metagabbro (Paleozoic) at surface, covers 2 % of this area

Anderson metagabbro

Lithology: gabbro

Gneissic granite of Antreville pluton (Silurian to Ordovician) at surface, covers 0.6 % of this area

Gneissic granite of Antreville pluton: gneissic biotite granite to granodiorite

Lithology: granitic gneiss

Reedy River complex (Paleozoic) at surface, covers 0.4 % of this area

Reedy River complex: gneissic biotite granite to granodiorite

Lithology: granitic gneiss

Sillimanite schist and sillimanite-mica schist (Cambrian or Neoproterozoic) at surface, covers 6 % of this area

Sillimanite schist and sillimanite-mica schist: sillimanite-rich aluminous schist composed mainly of sillimanite, biotite, muscovite, and minor quartz

Lithology: schist

Gneissic granite of Greenville (Paleozoic) at surface, covers 2 % of this area

Gneissic granite of Greenville: granite gneiss

Lithology: granitic gneiss

Migmatitic granitoid gneiss (Ordovician) at surface, covers 15 % of this area

Migmatitic granitoid gneiss: variably foliated, variably migmatitic, and granitic to quartz dioritic in composition

Lithology: granitic gneiss

Gneissic granite of Starr (Silurian to Ordovician) at surface, covers 20 % of this area

Gneissic granite of Starr: gneissic biotite granite to granodiorite of Starr pluton and nearby satellite plutons

Lithology: granitic gneiss

Gneiss of Laurens area (Cambrian or Neoproterozoic) at surface, covers 0.3 % of this area

Gneiss of Laurens area: biotite-quartz-plagioclase gneiss and interlayers locally containing hornblende, sillimanite, microcline, and muscovite

Lithology: gneiss