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Rock Formations

Measure

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Topo

Ecoregions

Public Lands

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BASEMAPS

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Intermediate rhyolitic flows and shallow intrusive rocks (NVTr2;0)

Geologic Formation in NV

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Lithology

Geologic Age

Oligocene – Early Miocene (33.9 Ma – 15.97 Ma ago)

Geologic Unit Label

Tr2

Includes rocks mapped as the rhyolite of Big Sand Springs Valley on the Nye North map, the Sandstorm Formation in Esmeralda County, rhyolite flow domes in the Sheep Creek Range in Lander County, and other units. It corresponds to unit Tr2 on the 1978 State map. It is present in Nye, Lincoln, Churchill, Esmeralda, Eureka, Mineral, Elko, Humboldt, and Lander Counties.

— USGS

Faberophyllum GENUS

Taxonomy

Geographic Places

Geological Feature

Geologic Formation

Classified As

Geologic Formation

Intermediate rhyolitic flows and shallow intrusive rocks (NVTr2;0)

Intermediate rhyolitic flows and shallow intrusive rocks (NVTr2;0)

Intermediate rhyolitic flows and shallow intrusive rocks (NVTr2;0)