U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database

Geologic Unit: Lee Flat

Usage:

No current usage.
(Rocks of †Lee Flat Limestone (CA*) or †Lee Flat Limestone Member of Perdido Formation (CA) reallocated to Santa Rosa Hills Limestone and Stone Canyon Formation, respectively. See Santa Rosa Hills and Stone Canyon.)


Geologic age:

Middle Mississippian (Visean; late Osagean to early Meramecian)


Type section, locality, area and/or origin of name:

Type section: trends south from 5,280 ft near top of prominent hill 0.9 mi S. 36 deg. E. of main shaft of Lee mine, Darwin quadrangle, central lnyo Co., east-central CA, to contact with alluvium at foot of hill at an altitude of 5,000 ft. Named from exposures near Lee Flat, alluviated area east of Santa Rosa Hills (Hall and MacKevett, 1958; see also Hall and MacKevett, 1962, USGS Prof. Paper 368).


AAPG geologic province:

Great Basin 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 ([ ]).