Английская Википедия:Dan River Group
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The Dan River Group is a geologic group in Virginia and North Carolina. It preserves fossils dating back to the Triassic period.
It contains five geological formations, from youngest to oldest:[1]
- Stoneville Formation (cyclical red mudstone)
- Cow Branch Formation (cyclical fossiliferous black/dark grey mudstone with rare coarser lithologies)
- Dry Fork Formation (cyclical tan/red sandstone and grey/purple/red mudstone)
- Walnut Cove Formation (cyclical black/grey mudstone, sandstone, and coal)
- Pine Hall Formation (coarse tan sandstone and red mudstone)
See also
- List of fossiliferous stratigraphic units in Virginia
- List of fossiliferous stratigraphic units in North Carolina
References
Шаблон:NorthCarolina-geologic-formation-stub
Шаблон:Triassic-stub