Geologic units in Nottoway county, Virginia

Mineral Resources On-Line Spatial Data

Granite Gneiss (Proterozoic Y-Pennsylvanian) at surface, covers 2 % of this area

Granite gneiss.

Mylonite, Mylonite Gneiss, and Cataclastic Rocks (Proterozoic - Paleozoic ?) at surface, covers 19 % of this area

Mylonite, mylonite gneiss, and cataclastic rocks.

Biotite Gneiss (Proterozoic) at surface, covers 8 % of this area

Biotite gneiss

Gneissic Granite and Granodiorite (Proterozoic) at surface, covers 17 % of this area

Gneissic granite and granodiorite

Quartzofeldspathic Gneiss (Proterozoic Y-Pennsylvanian) at surface, covers 7 % of this area

Quartzofeldspathic gneiss

Amphibolite, Amphibole Gneiss, and Schist (Proterozoic Y) at surface, covers 0.4 % of this area

Amphibolite, amphibole gneiss, and schist.

Porphyroblastic Biotite Granite (Proterozoic) at surface, covers 2 % of this area

Porphyroblastic biotite granite

Lithology: granite

Biotite Granite Gneiss (Proterozoic) at surface, covers 3 % of this area

Biotite granite gneiss

Amphibolite and Amphibole-Bearing Gneiss and Schist (Proterozoic) at surface, covers 0.3 % of this area

Amphibolite and amphibole-bearing gneiss and schist.

Interlayered Mafic and Felsic Volcanic Rocks (Proterozoic Z) at surface, covers 4 % of this area

Interlayered mafic and felsic metavolcanic rocks.

Migmatitic Paragneiss (Proterozoic) at surface, covers 7 % of this area

Migmatitic paragneiss.

Lithology: paragneiss

Porphyroblastic Garnet-Biotite Gneiss (Proterozoic Y) at surface, covers 10 % of this area

Porphyroblastic garnet-biotite gneiss.

Burkeville Pluton (Proterozoic) at surface, covers 21 % of this area

Burkeville pluton - Granodiorite and monzonite.