Category:Bentonite formations in the United States

Subcategories

This category has the following 5 subcategories, out of 5 total.

Media in category "Bentonite formations in the United States"

The following 3 files are in this category, out of 3 total.

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  Bentonite Clay gullies.jpg 2,369 × 1,585; 2 MB
  
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  Gray shale & bentonites (Benton Shale, Upper Cretaceous; Red Rock Canyon Open Space, Colorado Springs, Colorado, USA) 4.jpg 3,008 × 2,000; 4.78 MB
  
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  Mineralogy, physical and exchangeable chemistry properties of bentonites from the western United States, exclusive of Montana and Wyoming (IA mineralogyphysic00regi).pdf 1,160 × 1,520, 44 pages; 1.74 MB