Rhyolitic intrusive rocks (NVTri;0)

State	Nevada
Name	Rhyolitic intrusive rocks
Geologic age	Eocene to Miocene
Original map label	Tri
Primary rock type	granitoid
Secondary rock type
Other rock types
Lithologic constituents	Major Igneous > Hypabyssal > Felsic-hypabyssal > Hypabyssal-rhyolite (Stock or pipe) Minor Igneous > Hypabyssal > Felsic-hypabyssal > Hypabyssal-dacite (Stock or pipe) Incidental Igneous > Hypabyssal > Felsic-hypabyssal > Hypabyssal-felsic-alkaline (Dike or sill) Igneous > Hypabyssal > Felsic-hypabyssal > Hypabyssal-dacite (Dike or sill) Igneous > Hypabyssal > Felsic-hypabyssal > Hypabyssal-rhyolite (Dike or sill) Igneous > Hypabyssal > Felsic-hypabyssal > Hypabyssal-felsic-alkaline (Stock or pipe)
Map references	Stewart, J.H., and Carlson, J.E., 1978, Geologic Map of Nevada: U.S. Geological Survey and Nevada Bureau of Mines and Geology, 1:500,000 (not part of any formal series, printed and distributed by the U.S. Geological Survey, G75163, reprinted, 1981, G81386).
Unit references	Stewart, J.H., and Carlson, J.E., 1978, Geologic Map of Nevada: U.S. Geological Survey and Nevada Bureau of Mines and Geology, 1:500,000 (not part of any formal series, printed and distributed by the U.S. Geological Survey, G75163, reprinted, 1981, G81386). Stewart, J. H., 1980, Geology of Nevada: A discussion to accompany the Geologic Map of Nevada: Nevada Bureau of Mines and Geology Special Publication 4.
Geographic coverage	Churchill - Clark - Elko - Esmeralda - Eureka - Humboldt - Lander - Lincoln - Lyon - Mineral - Nye - Pershing - Storey - Washoe - White Pine