Coal Mining, Kentucky Geological Survey, University of Kentucky

Information about the geology of Kentucky and the Kentucky Geological Survey

A Location of the mine area in Kentucky and of the sample location

Geochemical characteristics of coal seams within the Paleocene Patala Formation, Central Salt Range coal mines (Punjab), Northern Pakistan

Exploring the World of Surface Mining: Top Ideas and Techniques

The five largest coal-producing states in the US - Mining Technology

Iron & Steel

Southeast Archives

Extracting Rare Earth Minerals From Coal Mines 'Winning Proposition' for UK, MPs Told

Indias New Mining Reforms Explained Mining Technology

Even in Kentucky, Coal Industry Is Under Siege - The New York Times