- Usage in publication:
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- Soda Lake Bed
- Modifications:
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- Named
- AAPG geologic province:
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- Great Basin province
Summary:
Unit is named the Soda Lake Bed of the Carson Desert Formation (new). Is exposed in the Carson Desert of the Lake Lahontan area, Nevada. Brown tephra of the Soda Lake Bed are found only at the Soda Lake vent. Soda Lake tephra distinguishable from the older tephra of the Upsal Hogback Bed (new) of the Carson Desert Formation by the large olivine crystals and lower refractive index, as determined under the microscope. Upsal Hogback and Soda Lake vents may have shared the same magma source. Age is Pleistocene and Holocene, 11 to 6 ka. (B1565)
Source: Modified from GNU records (USGS DDS-6; Menlo GNULEX).
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 ([ ]).