State | Vermont |
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Name | Bull Formation - Mettawee slate facies |
Geologic age | Neoproterozoic |
Lithologic constituents |
Major
Metamorphic > Metasedimentary > Metaclastic > PhyllitePredominantly greenish-gray to pale-lustrous-green chlorite-muscovite-quartz phyllite; and green and purple, bedded and mottled phyllite.
Minor
Sedimentary > Carbonate > Dolostone (Lens)Pods of pinkish-gray to cream-white dolostone.
Sedimentary > Carbonate > Limestone (Bed)Locally contains boudins and thin beds of limestone.
Metamorphic > Metasedimentary > Metaclastic > Quartzite
|
Comments | Unit is labeled CZbm on printed map, but has an age of Neoproterozoic only. Changed symbol to Zbm. |
References | |
NGMDB product | |
Counties | Addison - Bennington - Rutland |