Blacksburg Formation

Sericite schist, locally with graphite, phyllite with sericite quartzite, banded marble, amphibolite, and minor calc-silicate rock.
State North Carolina
Name Blacksburg Formation
Geologic age Cambrian/Late Proterozoic
Lithologic constituents
Metamorphic > Schist > Mica-schistsericite schist, locally with graphite
Metamorphic > Amphibolite
Metamorphic > Metasedimentary > Metaclastic > Phyllite
Metamorphic > Metasedimentary > Metacarbonate > Marblebanded marble
Metamorphic > Metasedimentary > Metaclastic > Quartzitephyllite with sericite quartzite
Metamorphic > Metasedimentary > Calc-silicate-rock

Rhodes, Thomas S., and Conrad, Stephen G., 1985, Geologic Map of North Carolina: Department of Natural Resources and Community Development, Division of Land Resources, and the NC Geological Survey, compiled by Brown, Philip M., et al, and Parker, John M. III, and in association with the State Geologic Map Advisory Committee, scale 1:500,000.

The North Carolina Dept. of Environment, Health, and Natural Resources, Division of Land Resources, NC Geological Survey, in cooperation with the NC Center for Geographic Information and Analysis, 1998 (updated 2007), Geology - North Carolina (1:250,000), coverage data file geol250. The data represents the digital equivalent of the official State Geology map (1:500,000 scale), but was digitized from (1:250,000 scale) base maps.

NGMDB product
Counties Catawba - Cleveland - Gaston - Lincoln