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Coal is the official state mineral of Kentucky.
About: Coal Mines, Scranton, Pennsylvania - 1929
Pennsylvania not P... lanvia..!
My grandfather from Italy died in the coal mines in Scranton Pennsylvania
My late paternal grandfathers education ended when at the age of 7 in 1900 went to work in the Lehigh Valley coal mines in Pittston as a breaker boy, this was before the 1905 child labor law came into being.
Coal is extracted from the ground by coal mining, either underground by shaft mining, or at ground level by open pit mining extraction.
Coal is primarily used as a solid fuel to produce electricity and heat through combustion. World coal consumption was about 7.25 billion tonnes in 2010
The price of coal increased from around $30.00 per short ton in 2000 to around $150.00 per short ton as of September 2008.
In early 2015, it was trading near $56/ton.