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Geology, Stratigraphic--Paleozoic
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Geology, Stratigraphic--Carboniferous
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Geology, Stratigraphic--Pennsylvanian
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Breathitt Formation (Ky. and Tenn.)
Breathitt Formation (Ky. and Tenn.)
Geographic
sh86006507
·
id.loc.gov
Broader Terms (3)
Formations (Geology)--Kentucky
Formations (Geology)--Tennessee
Geology, Stratigraphic--Pennsylvanian
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