Category:Spearfish Formation

Subcategories

This category has the following 2 subcategories, out of 2 total.

Media in category "Spearfish Formation"

The following 8 files are in this category, out of 8 total.

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  Belle Fourche River 19A.JPG 849 × 566; 316 KB
  
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  NPS jewel-cave-geologic-map.jpg 3,414 × 2,304; 819 KB
  
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  NPS Wind Cave NP Geologic Map.png 794 × 596; 81 KB
  
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  NPS wind-cave-geologic-map.jpg 3,232 × 3,720; 1.85 MB
  
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  Spearfish Formation redbeds (Permian and-or Triassic; construction cut in Sundance, Wyoming, USA) 1 (19400055056).jpg 4,000 × 2,547; 3.62 MB
  
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  Spearfish Formation redbeds (Permian and-or Triassic; construction cut in Sundance, Wyoming, USA) 2 (18805493793).jpg 4,000 × 2,467; 3.65 MB
  
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  Spearfish Formation redbeds (Permian and-or Triassic; construction cut in Sundance, Wyoming, USA) 3 (19238491420).jpg 3,997 × 2,255; 3.58 MB
  
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  Williston Basin stratigraphic column.jpg 178 × 799; 59 KB