ruby silverとは意味:紅銀鉱{こうぎんこう} ruby silver meaning: Noun: ruby silver Dark red silver ore; it is a sulphide of antimony and silver, occurring in rhombohedral crystals or massive, and is of a dark red or black colour with a metallic adamantine lu...ruby silver перевод:1) _мин. пираргирит, красная серебряная руда