14880960-n 'acid or granitic glass formed by the rapid cooling of lava without crystallization';
 
Czech obsidián
汉语 黑曜岩 , 黑曜石
英语 obsidian 1
Indonesian obsidian
Italian ossidiana , vetro-vulcanico
日语 黒曜石
Definitions
日语
結晶化されず、溶岩の迅速な冷却によって形成される酸性または花崗岩のガラス
通例暗色だが、細かく砕くと透明
英语
acid or granitic glass formed by the rapid cooling of lava without crystallization
usually dark, but transparent in thin pieces
Relations
Hypernym: volcanic_glass
Semantic Field: substancen
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