Devonian - Silurian unnamed sedimentary rocks

Devonian - Silurian unnamed sedimentary rocks
State Maine
Name Devonian - Silurian unnamed sedimentary rocks
Geologic age Devonian - Silurian
Lithologic constituents
Major
Sedimentary > Clastic > SandstoneW - Weakly metamorphosed; contains local occurrences of prehnite and pumpellyite; Protolith Q - Interbedded pelite and sandstone
Sedimentary > Clastic > MudstoneW - Weakly metamorphosed; contains local occurrences of prehnite and pumpellyite; Protolith Q - Interbedded pelite and sandstone
Comments GS - Greenschist facies; Protolith I - Conglomerate
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 - Penobscot