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Pinney Hollow Formation - metawacke member

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Silvery-gray, “pinstriped,” coarse- to medium-grained, blue-quartz-pebble chlorite-biotite-plagioclase-quartz metawacke; locally conglomeratic and rich in epidote. Cover rocks of Green Mountain anticlinorium.
State Vermont
Name Pinney Hollow Formation - metawacke member
Geologic age Cambrian and Neoproterozoic
Lithologic constituents
Major
Metamorphic > Metasedimentary > Metaclastic > Metasandstone > MetagraywackeSilvery-gray, “pinstriped,” coarse- to medium-grained, blue-quartz-pebble chlorite-biotite-plagioclase-quartz metawacke; locally conglomeratic and rich in epidote.
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
Counties Washington - Windsor