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Carlile Shale, Greenhorn Limestone, and Graneros Shale

State Colorado
Name Carlile Shale, Greenhorn Limestone, and Graneros Shale
Geologic age Phanerozoic | Mesozoic | Cretaceous
Primary rock type shale
Secondary rock type limestone
Other rock types
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Shale
Sedimentary > Carbonate > Limestone
Map references
Tweto, Ogden 1979, Geologic Map of Colorado: U.S. Geological Survey Special Geologic Map, scale 1:500,000.
Unit references
Tweto, Ogden 1979, Geologic Map of Colorado: U.S. Geological Survey Special Geologic Map, scale 1:500,000.
Counties Baca - Bent - Custer - El Paso - Fremont - Huerfano - Las Animas - Otero - Prowers - Pueblo