Category:Imo Shale
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Imo Formation or Imo Shale, today seen as a member of the Pitkin Formation.
Subcategories
This category has the following 2 subcategories, out of 2 total.
Categories:
- Mississippian geology of Arkansas
- Fossil bearing geologic formations in Arkansas
- Pitkin Formation
- Chesterian
- Shale formations in Arkansas
- Carboniferous sedimentary rocks in Arkansas
- Carboniferous southern paleotropical deposits in the United States
- Carboniferous fossil bearing formations in the United States
- Carboniferous shale in the United States