Bloyd Formation

Bloyd Formation
Stratigraphic range: Pennsylvanian
Fossil from the Bloyd Formation
TypeFormation
Sub-unitsBaldwin coal, Brentwood Member, Dye Shale Member, Kessler Limestone Member, Parthenon Sandstone Member, and Woolsey Member
UnderliesAtoka Formation
OverliesHale Formation
Lithology
PrimaryShale
OtherSandstone, limestone
Location
RegionArkansas
CountryUnited States
Type section
Named forBloyd Mountain, Washington County, Arkansas
Named byAlbert Homer Purdue

The Bloyd Formation, or Bloyd Shale, is a geologic formation in Arkansas. It preserves fossils dating back to the Carboniferous period.

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