Ordovician unnamed sandstone and pelite

Ordovician unnamed sandstone and pelite
State Maine
Name Ordovician unnamed sandstone and pelite
Geologic age Ordovician
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone (Bed)W - Weakly metamorphosed; contains local occurrences of prehnite and pumpellyite; GS - Greenschist facies; E - Epidote-amphibolite facies; AA - Low rank amphibolite facies; AB - Medium rank amphibolite facies; Protolith Q - Interbedded pelite and sandstone.
Sedimentary > Clastic > Mudstone (Bed)W - Weakly metamorphosed; contains local occurrences of prehnite and pumpellyite; GS - Greenschist facies; E - Epidote-amphibolite facies; AA - Low rank amphibolite facies; AB - Medium rank amphibolite facies; Protolith Q - Interbedded pelite and sandstone.
Comments GS - Greenschist facies; Protolith D - Lithic sandstone
References

Osberg, P.H., Hussey, A.M., and Boone, G.M., 1985, Bedrock geologic map of Maine: Maine Geological Survey, Dept. of Conserv., scale 1:500,000.

NGMDB product
Counties Aroostook - Knox