最終更新日：2024/06/25
(mineralogy) opal, a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
正解を見る
オパール
編集履歴（0）
元となった辞書の項目
オパール
noun
(mineralogy) opal, a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
意味（1）
(mineralogy) opal, a mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity
