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- Usage in publication:
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- Diamond Valley complex
- Modifications:
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- Original reference
- Dominant lithology:
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- Metasediments
- Metatuffs
- AAPG geologic province:
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- Salton basin
Summary:
Pg. 477-479. Series of strongly metamorphosed sediments, with associated metatuffs, commonly injected lit-par-lit with granitic material. In type area, dips are steep, and strike is northwesterly over ridge; exposed thickness not accurately known, but is some thousands of feet. Age is Paleozoic and (or) Mesozoic.
Type area: ridge 4 mi in length east and southeast of Winchester, Riverside Co., southern CA. Named from exposures on north side of Diamond Valley, southern CA.
Source: US geologic names lexicon (USGS Bull. 1200, p. 1114).
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 ([ ]).