• 12 died in the 1959 Knox Mine Disaster when the Susquehanna River crashed into a Pennsylvania anthracite coal mine?

Facts on topics related to Anthracite coal

Lignite

• the Lurgi-Ruhrgas process for oil shale extraction was originally developed for the liquefaction of lignite?

Coal

• coal mining in Nigeria, for which the Nigerian Coal Corporation had a monopoly until 1999, peaked in the 1950s, then suffered from the use of oil and the Nigerian Civil War afterwards?
• replacing firewood with coal as the main fuel in early modern England led to many problems for the local glass industry?
• the deaths of coal and iron miners in the Forest of Dean are commemorated by an 11 feet (3.4 m) sculpture at New Fancy?
• the first railway in Germany, the Bayerische Ludwigsbahn, was originally mostly horse-hauled because of the high cost of importing coal from Saxony?