| 词条 | Breathitt Formation |
| 释义 |
| name = Breathitt Formation | image = | caption = | type = Sedimentary | age = Early to Middle Pennsylvanian | prilithology = | otherlithology = | namedfor = Breathitt County, Kentucky | namedby = Marius R. Campbell (1898)[1] | region = {{Flag|Ohio}}, {{Flag|Kentucky}} | country = {{Flag|United States}} | coordinates = | unitof = | subunits = | underlies = | overlies = | thickness = | extent = | area = | map = | map_caption = }} The Breathitt Formation is a geologic formation in Ohio and Kentucky. It preserves fossils dating back to the Pennsylvanian period. See also{{Portal|Earth sciences|Ohio|Paleontology|Carboniferous|Paleozoic}}
References1. ^Campbell, M. R., 1898, Description of the Richmond quadrangle (Kentucky): U.S. Geological Survey Geologic Atlas, Folio 46, 4 p.
2 : Carboniferous Ohio|Carboniferous southern paleotropical deposits |
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