Geologic units in Laurens county, South Carolina

Geologic units in Laurens county, South Carolina

Additional scientific data in this geographic area

Gneiss of Laurens area (Cambrian or Neoproterozoic) at surface, covers 30 % of this area

Biotite-quartz-plagioclase gneiss and interlayers locally containing hornblende, sillimanite, microcline, and muscovite

biotite-quartz-feldspar gneiss of the Whitmire reentrant (Cambrian and/or Neoproterozoic) at surface, covers 25 % of this area

Biotite-quartz-feldspar gneiss

Reedy River complex (Paleozoic) at surface, covers 11 % of this area

Gneissic biotite granite to granodiorite

Gray Court metagranite (Devonian) at surface, covers 10 % of this area

Foliated, medium-grained, equigranular to porphyritic biotite granite

Biotite quartz-plagioclase gneiss (Paleozoic or Neoproterozoic) at surface, covers 7 % of this area

Biotite quartz-plagioclase gneiss with minor interlayers of amphibolite gneiss and mica schist

Granite (Carboniferous to Permian) at surface, covers 5 % of this area

Granite

Mylonite gneiss (Late Paleozoic) at surface, covers 3 % of this area

Mylonite gneiss

Enoree melange, Cedar Shoals gneiss and Cross Anchor mafic complex (Age uncertain) at surface, covers 1 % of this area

Cedar Shoals gneiss is biotite-quartz-feldspar gneiss interpreted as metagraywacke; interlayered felsic gneiss interpreted as metavolcanic rock.

Biotite gneiss with interlayered marble, calcsilicate gneiss, sillimanite-muscovite schist, and garnet-quartz rock (Age uncertain) at surface, covers 1 % of this area

Biotite gneiss having interlayered marble, calc-silicate rock, sillimanite-muscovite schist, and garnet-quartz rock

Metamorphosed granitoid rocks, undivided (Paleozoic to Neoproterozoic) at surface, covers 1 % of this area

Metamorphosed granitoid rocks, undivided

Philson Crossroads complex (Age uncertain) at surface, covers 1 % of this area

Biotite-quartz-feldspar gneiss having interlayers of amphibolite and metagranite

Sillimanite schist and sillimanite-mica schist (Cambrian or Neoproterozoic) at surface, covers 1 % of this area

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

Granite - Cold Point pluton (Carboniferous to Permian) at surface, covers 0.8 % of this area

Granite - Cold Point pluton

Granite sheets near Joanna (Paleozoic) at surface, covers 0.5 % of this area

Granite sheets near Joanna

Biotite gneiss and muscovite-biotite gneiss (Cambrian or Neoproterozoic) at surface, covers 0.3 % of this area

Layered biotite-quartz-feldspar gneiss

Amphibolite and amphibolite gneiss (Paleozoic to Neoproterozoic) at surface, covers 0.2 % of this area

Amphibolite and amphibolite gneiss

Metamorphosed granite and granodiorite (Cambrian or Neoproterozoic) at surface, covers 0.2 % of this area

Metamorphosed granite and granodiorite

Amphibolite and interlayered biotite gneiss, hornblende gneiss and minor mica schist (Cambrian or Neoproterozoic) at surface, covers < 0.1 % of this area

Amphibolite and interlayered gneiss, hornblende gneiss and minor mica schist

Metagabbro and minor metadiorite (Middle Paleozoic to Neoproterozoic) at surface, covers < 0.1 % of this area

Metagabbro and minor metadiorite

Sillimanite-mica schist and muscovite-biotite schist (Cambrian or Neoproterozoic) at surface, covers < 0.1 % of this area

Thin to thick layered sillimanite-mica schist and sillimanite-bearing muscovite-biotite schist