Category:Coal in Colorado

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Subcategories

This category has only the following subcategory.

L

Laramie Formation (10 C, 26 F)

Media in category "Coal in Colorado"

The following 2 files are in this category, out of 2 total.

Coal (Menefee Formation, Upper Cretaceous; National King Coal Mine, Hay Gulch, Colorado, USA) 2 (23120686851).jpg 2,775 × 2,735; 3.66 MB
Coal (Menefee Formation, Upper Cretaceous; National King Coal Mine, Hay Gulch, Colorado, USA) 3 (22486553294).jpg 2,426 × 2,680; 4.61 MB

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