硫砒鉄鉱 りゅうひてっこう Meanings Noun arsenopyrite; mispickel; arsenical pyrite Kanji 硫 sulfur. Read as リュウ. 砒 arsenic 鉄 iron. Read as テツ. 鉱 ore. Read as コウ. Word lists Geology Jinuma: Japanese Dictionary · Word lists