black coal

Noun

 * 1) high-quality coal
 * 2)  coal
 * 1)  coal

Usage notes
When used in comparison to brown coal or other grades of coal, the specific definition is likely intended. When used in comparison to white coal, or in a non-technical sense, it may mean any type of coal.

Translations

 * Chinese:
 * Mandarin: ,
 * Finnish:
 * French: charbon bitumineux, houille grasse
 * German:
 * Japanese: 歴青炭, 瀝青炭
 * Russian:, битумино́зный у́голь