Dikes and sills of porphyritic and nonporphyritic metarhyolite of Hunt Mountain intrusive into the Albee Formation

Some contain xenoliths of dikes of the Comerford Intrusive Complex (Scd). U-Pb zircon ages of 414±4 Ma, no. 40, and 412±2 Ma, no. 41 (Lyons and others, 1997; Moench and others, 1995). Part of the Bronson Hill arch intrusive rocks.
State Vermont
Name Dikes and sills of porphyritic and nonporphyritic metarhyolite of Hunt Mountain intrusive into the Albee Formation
Geologic age Early Devonian
Lithologic constituents
Major
Metamorphic > Metaigneous > Metavolcanic > MetarhyoliteSome contain xenoliths of dikes of the Comerford Intrusive Complex (Scd).
References
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