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Admire Group

Shale and interbedded limestone. Shale is dark gray to light gray, brown, red, or green, sandy, calcareous, and fossiliferous. Interbedded dark- to light-gray, very thin to medium bedded, argillaceous, very fossiliferous limestone beds. Near top of unit a fine-grained, micaceous sandstone bed underlies a stromatolite limestone bed which has distinctive lobate bedding. Approx. max thickness 150 ft
StateNebraska
NameAdmire Group
Geologic agePhanerozoic | Paleozoic | Permian
Original map labelPa
CommentsLower part of Big Blue Series- Includes in decending order: Hamlin Shale, Five Point Limestone, West Branch Shale, Falls City Limestone, and Onaga Shale.
Primary rock typeshale
Secondary rock typelimestone
Other rock typessandstone
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed)
Sedimentary > Clastic > Mudstone > Shale (Bed)
Incidental
Sedimentary > Clastic > Sandstone (Bed)
Map references
Burchett, R. R., 1986, Geologic Bedrock Map of Nebraska: Nebraska Geological Survey. Scale 1:1 Million.
Unit references
Burchett, R. R., 1986, Geologic Bedrock Map of Nebraska: Nebraska Geological Survey. Scale 1:1 Million.
Burchett, R. R., Dreeszen, V. H., and Reed E. C., 1972, Bedrock Geologic Map Showing Thickness of Overlying Quaternary Deposits, Lincoln Quad. and part of Nebraska City Quad., Nebraska and Kansas: USGS Map I-729. Scale 1:250K.
Geographic coverageGage - Johnson - Lancaster - Nemaha - Otoe - Pawnee - Richardson

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