Viola Formation
Source: Wikipedia, the free encyclopedia.
Geologic formation in Oklahoma, United States
Viola Formation | |
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Formation | |
Location | |
Region | Oklahoma |
Country | United States |
Type section | |
Named for | Viola, Johnston County, Oklahoma |
Named by | Joseph A. Taff, 1902[1] |
The Viola Formation is a
period
.
See also
References
- ^ Taff, Joseph A. (1902). "Atoka Folio, Indian Territory" (PDF). U. S. Geological Survey Geologic Atlas of the United States. 79: 3. Retrieved 6 August 2018.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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Paleozoic chronostratigraphy of Colorado | |||||||||||||||||||||||||||||||||||||||||
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Precambrian chronostratigraphy of Colorado | |||||||||||
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