Tomhegan Formation, Kineo Rhyolite Member, Massive Felsite

Tomhegan Formation, Kineo Rhyolite Member, Massive Felsite
State Maine
Name Tomhegan Formation, Kineo Rhyolite Member, Massive Felsite
Geologic age Devonian
Lithologic constituents
Major
Igneous > Volcanic > Felsic-volcanic > Rhyolitemassive felsite; W - Weakly metamorphosed; contains local occurrences of prehnite and pumpellyite; Protolith T - Rhyolitic volcanic rocks
Comments AA - Low rank amphibolite facies; Protolith V - Basaltic volcanic rocks
References
NGMDB product
Counties Piscataquis - Somerset