Opal veins.jpg
en
Opal veins, Opal veins, Minerals of the Natural History Museum, London, Veins (geology), Opal
commons
ja
眼静脈、眼静脈、ロンドン自然史博物館の鉱物、静脈(地質学)、オパール
commons_translated
opalize opal black opal opalescence fire opal veinal chitinous venous vein iron blue