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

Geologic units in Chester county, South Carolina

Granite- Bald Rock pluton (Carboniferous to Permian) at surface, covers < 0.1 % of this area

Granite- Bald Rock pluton

Lithology: granite

Mafic to intermediate metavolcanics including layered hornblende gneiss and amphibolite (Ordovician to Neoproterozoic) at surface, covers 3 % of this area

Mafic to intermediate metavolcanics including layered hornblende gneiss and amphibolite

Lithology: mafic metavolcanic rock; gneiss; amphibolite

Metagabbro and minor metadiorite (Middle Paleozoic to Neoproterozoic) at surface, covers 2 % of this area

Metagabbro and minor metadiorite

Lithology: gabbro

Edgemoor metagranite (Cambrian or Neoproterozoic) at surface, covers 2 % of this area

Edgemoor metagranite: medium-grained, foliated to non-foliated, metamorphosed metagranite containing biotite +/- muscovite +/- garnet

Lithology: granite

Lockhart metadiorite (Early Paleozoic-Neoproterozoic) at surface, covers 6 % of this area

Lockhart metadiorite: metadiorite and minor metagabbro, containing sparse hornblendite and pyroxenite

Lithology: metamorphic rock

Great Falls metagranite (Cambrian or Neoproterozoic) at surface, covers 3 % of this area

Great Falls metagranite: foliated, metamorphosed muscovite-biotite granite having accessory garnet and discordantly intruding surrounding rocks

Lithology: granite

Metamorphosed granite and granodiorite (Cambrian or Neoproterozoic) at surface, covers 28 % of this area

Metamorphosed granite and granodiorite

Lithology: granite; granodiorite

Metagabbro- Chester (Middle Paleozoic to Neoproterozoic) at surface, covers 16 % of this area

Metagabbro- Chester: metagabbro and minor metadiorite

Lithology: gabbro

Felsic metavolcanic rocks and felsic gneiss interpreted to the metavolcanics (Ordovician to Neoproterozoic) at surface, covers 18 % of this area

Felsic metavolcanic rocks and felsic gneiss interpreted to the metavolcanics

Lithology: felsic metavolcanic rock; gneiss

Metamorphosed granitoid rocks, undivided (Paleozoic to Neoproterozoic) at surface, covers 1.0 % of this area

Metamorphosed granitoid rocks, undivided

Lithology: granitoid

Amphibolite and amphibolite gneiss (Paleozoic to Neoproterozoic) at surface, covers 3 % of this area

Amphibolite and amphibolite gneiss

Lithology: amphibolite; gneiss

Gabbro- Chester pluton (Devonian to Silurian) at surface, covers 0.3 % of this area

Gabbro- Chester pluton

Lithology: gabbro

Persimmon Fork Formation (Cambrian to Neoproterozoic) at surface, covers 0.4 % of this area

Persimmon Fork Formation: predominately metatuff

Lithology: metavolcanic rock

Metadiorite (Cambrian or Neoproterozoic) at surface, covers 4 % of this area

Metadiorite

Lithology: diorite

Porphyritic granite of Lowrys pluton (Devonian) at surface, covers 8 % of this area

Porphyritic granite of Lowrys pluton

Lithology: granite

Gabbro- Odgen pluton (Devonian to Silurian) at surface, covers < 0.1 % of this area

Gabbro- Odgen pluton

Lithology: gabbro

Phyllonite and phyllonitic schist (Late Paleozoic) at surface, covers 1 % of this area

Phyllonite and phyllonitic schist

Lithology: phyllonite; schist

Equigranular granite of Lowrys pluton (Devonian) at surface, covers 3 % of this area

Equigranular granite of Lowrys pluton

Lithology: granite