サマルスキー石Columbite supergroup of minerals: Nomenclature and classification. Mineralogical Magazine, 87(1), 18-33. doi:10.1180/mgm.2022.105 ^ Columbite Supergroup, mindat
石川石Columbite supergroup of minerals: Nomenclature and classification. Mineralogical Magazine, 87(1), 18-33. doi:10.1180/mgm.2022.105 ^ Columbite Supergroup, mindat