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Ogallala Formation

Ogallala Formation, alluvial and eolian deposits, and petrocalcic soils of the southern High Plains; Lower Pliocene to middle Miocene (locally includes unit Qoa)
StateNew Mexico
NameOgallala Formation
Geologic agePhanerozoic | Cenozoic | Tertiary
Original map labelTo
Primary rock typealluvium
Secondary rock typeeolian
Other rock typescarbonate
Lithologic constituents
Minor
Sedimentary > Chemical (Calcareous)caliche, marl
Map references
Anderson, O.J., Jones.G.E., and Green, G.N., compilers, 1997, Geologic map of New Mexico: U.S. Geological Survey Open-File Report 97-52.
Unit references
Anderson, O.J., Jones.G.E., and Green, G.N., compilers, 1997, Geologic map of New Mexico: U.S. Geological Survey Open-File Report 97-52.
Geographic coverageChaves - Colfax - Curry - DeBaca - Eddy - Guadalupe - Harding - Lea - Lincoln - Mora - Quay - Roosevelt - San Miguel - Torrance - Union

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