Devonian Perry Formation, basalt member

Devonian Perry Formation basalt member - Matagamon Sandstone, Perry Formation, Basalt Member
State Maine
Name Devonian Perry Formation, basalt member
Geologic age Devonian
Lithologic constituents
Igneous > Volcanic > Mafic-volcanic > BasaltU - Unmetamorphosed; Protolith V - Basaltic volcanic rocks
Comments U - Unmetamorphosed; Protolith H - Lithic sandstone and conglomerate

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 Washington