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Whitney, Dawes Co., Nebraska, USA

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Latitude & Longitude (WGS84): 42° 46' 57'' North , 103° 15' 21'' West
Latitude & Longitude (decimal): 42.78275,-103.25603
Köppen climate type:BSk : Cold semi-arid (steppe) climate


No description has been added for this locality. Can you add one?


Mineral List


1 valid mineral.

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Late Cretaceous
66 - 100.5 Ma



ID: 2969798
Pierre Shale

Age: Late Cretaceous (66 - 100.5 Ma)

Stratigraphic Name: Pierre Shale

Description: Mostly medium to dark-gray, brownish-gray, and black, fissle clay shale. Locally grades to thin beds of calcareous, silty shale or claystone, marl, shaly sandstone, and sandy shale. Locally contains thin seams of gypsum and sparse selenite crystals. Approx. max thickness 1970 ft.

Comments: Montana Group

Lithology: Major:{shale}, Incidental:{gypsum}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License



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