State | Vermont |
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Name | Littleton Formation - metarhyolite |
Geologic age | Lower Devonian |
Lithologic constituents | Major
Metamorphic > Granoblastic > GranofelsWhite-weathering, medium- to dark-gray, foliated and laminated, aphanitic to very fine grained granofels to schist.
Metamorphic > Metaigneous > MetavolcanicMetatuff, welded tuff, and lithic tuff commonly with a few percent millimeter-size quartz and microcline phenocrysts.
Metamorphic > SchistWhite-weathering, medium- to dark-gray, foliated and laminated, aphanitic to very fine grained granofels to schist.
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References | |
NGMDB product | |
Counties | Orange |