硫化鉄 りゅうかてつ Meanings Noun iron sulfide; iron sulphide Kanji 硫 sulfur. Read as リュウ. 化 transform 鉄 iron. Read as テツ. Words containing 硫化鉄 硫化鉄鉱 (りゅうかてっこう) pyrites Jinuma: Japanese Dictionary · Word lists