Helms Formation
The Helms Formation is a geologic formation in Texas and New Mexico. It preserves fossils dating back to the Chesterian (Serpukhovian) Age of the Carboniferous period.[1]
| Helms Formation Stratigraphic range: Carboniferous | |
|---|---|
| Type | Formation |
| Underlies | La Tuna Formation |
| Lithology | |
| Primary | Shale |
| Other | Sandstone, limestone |
| Location | |
| Region | Texas, New Mexico |
| Country | United States |
The formation consists of olive-gray shale in the Organ Mountains of New Mexico.[1]
See also
Earth sciences portal
Texas portal
Paleontology portal
Paleozoic portal
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 8 July 2014.
- Lucas, Spencer G.; Krainer, Karl (Fall 2020). "Gallery of Geology: The Pennsylvanian section at Bishop Cap, Doña Ana County, New Mexico" (PDF). New Mexico Geology. 42 (2): 79-81. Retrieved 11 February 2021.
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