紅銀鉱 こうぎんこう Meanings Noun ruby silver ore Kanji 紅 crimson. Read as コウ. 銀 silver. Read as ギン. 鉱 ore. Read as コウ. Words containing 紅銀鉱 濃紅銀鉱 (のうこうぎんこう) pyrargyrite Word lists Mineralogy Jinuma: Japanese Dictionary · Word lists