Category:Coal samples

Media in category "Coal samples"

The following 5 files are in this category, out of 5 total.

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  Cannel coal (Tennessee, USA) 1.jpg 1,664 × 1,012; 1.19 MB
  
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  Cannel coal (Tennessee, USA) 3.jpg 2,182 × 1,144; 1.49 MB
  
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  Fossil plant stem in coal (Bedford Coal, Middle Pennsylvanian; Noland Tunnel's north portal outcrop, Tunnel Hill, Coshocton County, Ohio, USA) (31533285300).jpg 2,215 × 2,148; 3.8 MB
  
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  Helbra, Schmid-Schacht, Steinkohle aus Bochum.jpg 5,184 × 3,456; 3.86 MB
  
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  Semi-cannel coal (Middle Mercer Coal, Middle Pennsylvanian; Rock Cut railroad cut, south-southeast of Dresden, Ohio, USA) (32465027154).jpg 2,319 × 1,847; 2.69 MB