State | Vermont |
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Name | Cram Hill Formation - gray quartz schist member |
Geologic age | Middle? and Early Ordovician |
Lithologic constituents | Major
Metamorphic > Metasedimentary > Metaclastic > Quartzite
Metamorphic > Metasedimentary > Metaclastic > PhylliteInterbedded carbonaceous, small-garnet papery muscovite phyllite and schist similar to Ochs.
Metamorphic > Schist > Quartz-feldspar-schistRusty-grayish-brown-weathering, locally splintery-fractured, dark-gray to steel-gray biotite-quartz-feldspathic schist.
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References | |
NGMDB product | |
Counties | Orleans - Windham - Windsor |