Usage:
Central Plateau Member of Plateau Rhyolite (ID*,MT*,WY*)
Subunits:
(alphabetical) --all informal: Aster Creek flow (ID,MT,WY), Bechler River flow or Bechler River rhyolite flow (ID,MT,WY).
Aster Creek flow, Bechler River flow, tuff of Bluff Point, Buffalo Lake flow, Dry Creek flow, Elephant Back flow, Grants Pass flow, Hayden Valley flow, Mary Lake flow, Moose Falls flow, Nez Perce Creek flow, Pitchstone Plateau flow, Solfatara Plateau flow, Summit Lake flow, Trischman Knob dome, West Thumb flow, West Yellowstone flow.
Geologic age:
Quaternary (Pleistocene)*
Type section, locality, area and/or origin of name:
Type area: Central Plateau, located in the middle of the Yellowstone caldera, [Norris Junction 15-min quadrangle, Park and Teton Cos.], Yellowstone National Park, northwestern WY. Named from Central Plateau (Christiansen and Blank, 1972).
AAPG geologic province:
Yellowstone province*
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).
Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).