1234567891011121314151617181920Keywordore [alt]minemineraloreStrokes20ReadingsコウあらがねStroke orderComposed of石stone廣wide [old]Used in vocabulary炭たん礦こうcoal mine; (coal) pit; collieryNoun礦こう業ぎょうmining industryNoun礦こう石せきore; mineral; crystalNoun