• coal mining basic information

    Coal mining - Wikipedia, the free encyclopedia. The goal of coal mining is to obtain coal from the ground. Coal is valued for its energy content, and, since the 1880s ...

  • Coal mining | World Coal Association

    Over 7269 million tonnes (Mt) of hard coal are currently produced worldwide and 787 Mt of lignite. Coal is mined by two methods: surface or 'opencast' mining, and ...

  • Coal mining - Wikipedia

    Coal mining is the process of extracting coal from the ground. ... Surface mining and deep underground mining are the two basic methods of mining.

  • Coal mining | Britannica

    Coal mining: Coal mining, extraction of coal deposits from the surface of Earth and ... It was the basic energy source that fueled the Industrial Revolution of the ...

  • History of coal mining - Wikipedia

    The history of coal mining goes back thousands of years. It became important in the Industrial Revolution of the 19th and 20th centuries, when it was primarily used ...

  • Interesting Facts About Coal

    Sep 06, 2008· Coal mining uses two methods ... This really helped me on my research project about coal.I learned tons of interesting facts about coal.I choose the most ...

  • Did You Know OSMRE/Coal Facts

    The U.S. Government's Official Website for the Office of Surface Mining Reclamation and Enforcement (OSMRE). OSMRE's business practices are to reclaim abandoned mine ...

  • Coal Quiz - Coal Education

    Students will review basic facts about coal and display their knowledge. ... There are two basic ways to mine coal. ... Coal Quiz - Test your coal knowledge.

  • Mining - Wikipedia

    In the early 20th century, the gold and silver rush to the western United States also stimulated mining for coal as well as base metals such as copper, lead, and iron.