Reubens Hill Formation

Amphibolite, hornblende-chlorite schist, and feldspathic schist. Includes metamorphosed diorite.
State Massachusetts
Name Reubens Hill Formation
Geologic age Silurian or Ordovician
Lithologic constituents
Major
Metamorphic > Amphibolite
Metamorphic > Schist > Amphibole-schisthornblende-chlorite schist, and feldspathic schist
Incidental
Metamorphic > Metaigneous > Metaintrusive > Metadioritemetamorphosed diorite
Comments Part of Merrimack Belt (Silurian, Devonian and Pennsylvanian Rocks)
References
NGMDB product
Counties Worcester