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Moretown Formation - hornblende fascicule schist and granofels member
Light-gray to grayish-green chlorite-muscovite-biotite-plagioclase-quartz schist, conspicuous sprays of hornblende, and biotite-hornblende-plagioclase granofels. Part of the metasedimentary host rocks of the North River Igneous Suite. Rocks of the Early to Late Taconic Accreted Terrane of the Rowe-Hawley Zone. Eastern allochthonous sequence, oceanic and accretionary realm, ultramafic inclusions, volcanic-arc intrusives, and volcanic rocks.
State |
Vermont |
Name |
Moretown Formation - hornblende fascicule schist and granofels member |
Geologic age |
Lower Ordovician to Cambrian? |
Lithologic constituents |
Major
Metamorphic > Schist > Quartz-feldspar-schistLight-gray to grayish-green chlorite-muscovite-biotite-plagioclase-quartz schist.
Minor
Metamorphic > Granoblastic > GranofelsConspicuous sprays of hornblende, and biotite-hornblende-plagioclase granofels.
|
References |
Ratcliffe, N.M., Stanley, R.S., Gale., M.H., Thompson, P.J., and Walsh, G.J., 2011, Bedrock geologic map of Vermont: U.S. Geological Survey Scientific Investigations Map 3184, 3 sheets, scale 1:100,000.
https://pubs.er.usgs.gov/publication/sim3184 |
NGMDB product |
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Counties |
Windham - Windsor
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