14880777-n 'a kind of natural glass produced when molten lava cools very rapidly';
 
Czech sopečné sklo , vulkanické sklo
Chinese (simplified) 黑曜岩 , 火山玻璃 , 火山 玻璃 , 黑曜石
English volcanic glass
Japanese ガラス質火山岩
Definitions
English
a kind of natural glass produced when molten lava cools very rapidly
Japanese
溶岩が急速に冷えて作られる天然のガラスの一種
Relations
Hyponym: tachylite obsidian pitchstone
Hypernym: volcanic_rock
Semantic Field: substancen
External Links
 

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Maintainer: Francis Bond <bond@ieee.org>