Monzonitic to granodioritic; inequigranular.
Interlayered with biotite-garnet gneiss, biotite-muscovite schist, garnet-mica schist, and amphibolite.
Locally sulfidic; interlayered and gradational with mica schist, minor amphibolite, and hornblende gneiss.
Contains biotite, muscovite, and xenocrysts. Includes Whiteside Mountain, Stone Mountain, Mount Airy, Spruce Pine, and other smaller plutons.
Unconformity; poorly foliated to well-foliated; equigranular to inequigranular, granitic.
"Fish scale" schist and phyllonite, graphitic; interlayered with feldspathic metasandstone, marble lenses.
Poorly foliated; interlayered with biotite augen gneiss.
Interlayered with amphibolite.
Equigranular, massive to well foliated, interlayered, rarely discordant, metamorphosed intrusive to extrusive mafic rock; may include metasedimentary rock.
Equigranular to porphyritic, massive to well foliated; contains biotite and muscovite.
Metamorphosed dunite, local peridotite; serpentinite, soapstone, and other altered ultramafic rock. Only larger bodies shown.
Equigranular to inequigranular granite gneiss and augen gneiss, undivided
Well foliated, banded to non-banded biotite granitoid gneiss or gneissic granitoid; cuts Seneca thrust fault
Aluminous muscovite-biotite schist, locally having subordinate amphibolite layers
Biotite granitoid augen gneiss having distinctive microcline augen; monzonite to granodiorite composition