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单词 volcanic glass
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volcanic glass
volcanic glass n. = obsidian n.
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the world > the earth > structure of the earth > constituent materials > rock > igneous rock > [noun] > volcanic rocks > lava > vitreous
obsidian stone1601
pitchstonea1728
volcanic glass1780
obsidian1794
pearlstone1806
retinite1808
marekanite1818
perlite1833
Pele's hair1844
Pele's tears1930
1780 W. Hamilton in Philos. Trans. (Royal Soc.) 70 82 Those bubbles, being thin, shewed that this volcanic glass has the kind of transparency of our common glass bottles.
1895 Argosy Nov. 175/2 It is a columnar structure several hundred feet high composed entirely of volcanic glass.
2005 M. Bjornerud Reading Rocks ii. 40 What forms is obsidian, or volcanic glass, an amorphous (non-crystalline) solid that is structurally still a liquid.
extracted from volcanicadj.n.
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更新时间:2025/3/21 13:50:16