Ordovician - Cambrian Saint Daniel Formation, quartzite and red and green shale

Ordovician - Cambrian Saint Daniel formation quartzite and red and green shale
State Maine
Name Ordovician - Cambrian Saint Daniel Formation, quartzite and red and green shale
Geologic age Ordovician - Cambrian
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Shalered and green shale; W - Weakly metamorphosed; contains local occurrences of prehnite and pumpellyite; Protolith F - Quartz sandstone
Sedimentary > Clastic > SandstoneW - Weakly metamorphosed; contains local occurrences of prehnite and pumpellyite; Protolith F - Quartz sandstone
Comments W - Weakly metamorphosed; contains local occurrences of prehnite and pumpellyite; 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 Aroostook