Muscovite Schist and Gneiss

Light-gray to silvery gray, medium-grained, strongly-foliated quartz-muscovite schist; occurs as discontinuous lenses within porphyroblastic garnet-biotite gneiss (Ymd).
State Virginia
Name Muscovite Schist and Gneiss
Geologic age Proterozoic Y
Lithologic constituents
Major
Metamorphic > Gneiss > Biotite-gneiss
Metamorphic > Schist > Mica-schist > Muscovite-schist
Comments Eastern Piedmont
References

Virginia Division of Mineral Resources, 1993, Geologic Map of Virginia: Virginia Division of Mineral Resources, scale 1:500,000.

Virginia Division of Mineral Resources, 2003, Digital Representation of the 1993 Geologic Map of Virginia, Publication 174, CD ROM (ISO-9660) contains image file, expanded explanation in pdf, and ESRI shapefiles, scale 1:500,000.

NGMDB product
Counties Amelia