Ordovician Holmes Hole Formation

Ordovician Holmes Hole Formation
State Maine
Name Ordovician Holmes Hole Formation
Geologic age Ordovician
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone (Carbonaceous)W - Weakly metamorphosed; contains local occurrences of prehnite and pumpellyite; Protolith C - Sulfidic/carbonaceous pelite
Comments Protolith Q - Interbedded pelite and 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 Piscataquis