Category:Basalt sills in Wyoming

Media in category "Basalt sills in Wyoming"

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

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  2003-08-17 Basalt columns from Grand Loop Rd in Yellowstone.jpg 2,560 × 1,920; 1.57 MB
  
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  An Igneous Sill Intrusion in Yellowstone National Park Wyoming USA.jpg 3,136 × 2,352; 1.69 MB
  
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  Basalt columns in yellowstone national park.jpg 2,200 × 1,464; 4.49 MB