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Wilcox Formation

Wilcox Formation
StateKentucky
NameWilcox Formation
Geologic ageEocene
Original map labelTw
Comments22-100 meters thick; in Jackson Purchase
Primary rock typeshale
Secondary rock typesandstone
Other rock types
Lithologic constituents
Major
Sedimentary > Clastic > Sandstonelithologies and lithology percentages estimated from stratigraphic column on paper source mapunit is estimated to be about 65% shale (silty) and 35% sandstone
Sedimentary > Clastic > Siltstonelithologies and lithology percentages estimated from stratigraphic column on paper source map; unit is estimated to be about 65% shale (silty) and 35% sandstone
Map references
Noger, M.C., compiler, 1988, Geologic map of Kentucky: sesquicenntennial edition of the Kentucky Geological Survey: U.S. Geological Survey and the Kentucky Geological Survey, scale 1:500,000.
Unit references
Noger, M.C., compiler, 1988, Geologic map of Kentucky: sesquicenntennial edition of the Kentucky Geological Survey: U.S. Geological Survey and the Kentucky Geological Survey, scale 1:500,000.
Geographic coverageBallard - Calloway - Graves - McCracken - Marshall

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