Cid Formation; Metamudstone and Meta-Argillite

(Southwest of Asheboro) Thin to thick bedded; bedding plane and axial-planar cleavage common; interbedded with metasandstone, metaconglomerate, and metavolcanic rock.
State North Carolina
Name Cid Formation; Metamudstone and Meta-Argillite
Geologic age Cambrian/Late Proterozoic
Lithologic constituents
Major
Metamorphic > Metasedimentary > Metaclastic > SlateMetamudstone and Meta-Argillite - thin to thick bedded; bedding plane and axial-planar cleavage common; interbedded with metasandstone, metaconglomerate
Metamorphic > Metasedimentary > Metaclastic > ArgilliteMetamudstone and Meta-Argillite - thin to thick bedded; bedding plane and axial-planar cleavage common; interbedded with metasandstone, metaconglomerate
Minor
Metamorphic > Metasedimentary > Metaclastic > MetaconglomerateMetamudstone and Meta-Argillite - thin to thick bedded; bedding plane and axial-planar cleavage common; interbedded with metasandstone, metaconglomerate
Metamorphic > Metaigneous > Metavolcanicinterbedded with metavolcanic rock
Metamorphic > Metasedimentary > Metaclastic > MetasandstoneMetamudstone and Meta-Argillite - thin to thick bedded; bedding plane and axial-planar cleavage common; interbedded with metasandstone, metaconglomerate
Comments Unit descriptions are the same for CAZmd and CAZmd1 thru 3; differentiated only by formation names.
References

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 Anson - Davidson - Montgomery - Randolph - Richmond - Rowan - Stanly - Union