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Mineral Resources > Online Spatial Data > Geology > by state > Virginia Geology

Geologic units in Campbell county, Virginia

[Additional scientific data in this geographic area]

Metagraywacke, Quartzose Schist, and Melange (Proterozoic Z-Cambrian) at surface, covers 9 % of this area

Metagraywacke, Quartzose Schist, and Melange - Meta-argillite is metagraywacke; quartzose schist

Lithology: meta-argillite; schist; melange

Ultramafic Rocks (Proterozoic Z-Cambrian) at surface, covers < 0.1 % of this area

Ultramafic rocks

Lithology: ultramafic rock; schist

Arvonia Formation - Porphyroblastic garnet-biotite schist (Ordovician) at surface, covers 1 % of this area

Arvonia Formation - Porphyroblastic garnet-biotite schist

Lithology: mica schist

Interlayered Mafic and Felsic Metavolcanic Rocks - Foliated felsite (Cambrian) at surface, covers 3 % of this area

Interlayered Mafic and Felsic Metavolcanic Rocks - Foliated felsite

Lithology: felsic volcanic rock; schist; gneiss; breccia

Mafic Igneous Complex Undivided (Proterozoic Z-Cambrian) at surface, covers < 0.1 % of this area

Mafic Igneous Complex Undivided - Mafic igneous complex.

Lithology: mafic metavolcanic rock

Metavolcanic and Metasedimentary Rocks - Greenstone or amphibole gneiss. (Cambrian) at surface, covers 0.9 % of this area

Metavolcanic and Metasedimentary Rocks - Greenstone or amphibole gneiss.

Lithology: greenstone; gneiss

Alligator Back Formation - Actinolite schist (Proterozoic Z-Cambrian) at surface, covers 7 % of this area

Alligator Back Formation - Actinolite schist

Lithology: schist

Alligator Back Formation - Banded marble (Proterozoic Z-Cambrian) at surface, covers 1 % of this area

Alligator Back Formation - Banded marble

Lithology: marble; gneiss; schist

Interlayered Mafic and Felsic Metavolcanic Rocks - Amphibolite, hornblende-biotite gneiss, and schist. (Cambrian) at surface, covers 0.1 % of this area

Interlayered Mafic and Felsic Metavolcanic Rocks - Amphibolite, hornblende-biotite gneiss, and schist.

Lithology: amphibolite; biotite gneiss; schist

Newark Supergroup; Triassic Sandstone, Siltstone, and Shale (Upper Triassic) at surface, covers 4 % of this area

Interbedded sandstone, siltstone, and shale

Lithology: sandstone; siltstone; shale

Ashe Formation - Biotite gneiss (Proterozoic Z) at surface, covers 3 % of this area

Ashe Formation - Biotite gneiss.

Lithology: biotite gneiss

Interlayered Mafic and Felsic Metavolcanic Rocks - Quartzofeldspathic biotite gneiss (Cambrian) at surface, covers 0.5 % of this area

Interlayered Mafic and Felsic Metavolcanic Rocks - Quartzofeldspathic biotite gneiss

Lithology: biotite gneiss; schist; intermediate volcanic rock

Candler Formation - Phyllite and schist (Cambrian) at surface, covers 3 % of this area

Candler Formation - Phyllite in central Blue Ridge Anticlinorium; Phyllite, metasiltstone and quartz-mica schist in southwest Blue Ridge Anticlinorium

Lithology: phyllite; schist; metasedimentary rock

Bassett Formation - Amphibolite. (Proterozoic Z-Cambrian) at surface, covers 6 % of this area

Bassett Formation - Amphibolite.

Lithology: amphibolite; gneiss; schist

Metavolcanic and Metasedimentary Rocks - Felsic metatuff, mica schist, and gneiss. (Cambrian) at surface, covers 0.9 % of this area

Metavolcanic and Metasedimentary Rocks - Felsic metatuff, mica schist, and gneiss.

Lithology: felsic metavolcanic rock; mica schist; gneiss

Melrose Granite (Cambrian) at surface, covers 5 % of this area

Melrose Granite - Granite

Lithology: granite; quartz monzonite; quartz diorite

Metagabbro (Proterozoic) at surface, covers 0.4 % of this area

Metagabbro

Lithology: metamorphic rock

Leatherwood Granite (Cambrian) at surface, covers < 0.1 % of this area

Leatherwood Granite - Granite

Lithology: granite

Mylonite, Mylonite Gneiss, and Cataclastic Rocks (Proterozoic - Paleozoic ?) at surface, covers 0.8 % of this area

Mylonite, mylonite gneiss, and cataclastic rocks.

Lithology: mylonite; gneiss; cataclastite

Fork Mountain Formation (Proterozoic Z-Cambrian) at surface, covers 19 % of this area

Fork Mountain Formation - Quartzose mica schist, garnet-biotite gneiss, calc-silicate quartzite, and melange.

Lithology: mica schist; gneiss; quartzite; melange

Alligator Back Formation - Feldspathic metagraywacke (Proterozoic Z-Cambrian) at surface, covers 13 % of this area

Alligator Back Formation - Meta-argillite is feldspathic metagraywacke; graphitic mica schist, and quartzite.

Lithology: meta-argillite; schist; quartzite; melange; marble; gneiss

Newark Supergroup; Conglomerate, mixed clasts (Upper Triassic) at surface, covers 0.7 % of this area

Conglomerate, mixed clasts

Lithology: conglomerate

Newark Supergroup; Triassic shale and siltstone (Triassic) at surface, covers 2 % of this area

Interbedded shale and siltstone

Lithology: shale; siltstone

Bassett Formation - Biotite gneiss and granite gneiss. (Proterozoic Z) at surface, covers 17 % of this area

Bassett Formation - Quartzofeldspathic biotite gneiss and granite gneiss.

Lithology: biotite gneiss; granitic gneiss

Lineated Biotite Granite Gneiss (Proterozoic) at surface, covers 1 % of this area

Lineated biotite granite gneiss

Lithology: granitic gneiss