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Links and References  

Mining & Technical

  General coal background

Highwall Mining

  Highwall Mining Virginia

  Caterpillar Highwall Mining

Open Cut Mining

  Dragline Digging Methods in Australian Strip Mines

  Dragline Presentation
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  Diffusional behaviour

  Stress overcoring

USGS - Arkansas

  U.S. Geological Survey Buletin - 1072 report

  U.S. Geological Survey Buletin - 1632 report

  U.S. Geological Survey Buletin - coal report

  U.S. Geological Survey Buletin - 847-E report

  U.S. Geological Survey Buletin - Heavener Coal Resources report (1985)


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