Lexicographical Neighbors of Obsidians
Literary usage of Obsidians
Below you will find example usage of this term as found in modern and/or classical literature:
1. Geology by Thomas Chrowder Chamberlin, Rollin D. Salisbury (1904)
"The obsidians.—Of the compact glassy rocks, obsidian is the best type. It is
essentially a natural glass, formed usually of acid silicates. ..."
2. Geology by Thomas Chrowder Chamberlin, Rollin D. Salisbury (1904)
"The obsidians.—Of the compact glassy rocks, obsidian is the best type. It is
essentially a natural glass, formed usually of acid silicates. ..."
3. A Popular and Practical Exposition of the Minerals and Geology of Canada by Edward John Chapman (1864)
"obsidians; 3. Trachytes; 4. Traps and Greenstones; 5. Serpentines; 6. Granites.
On each of these it is necessary to make a few observations. ..."
4. The New Werner Twentieth Century Edition of the Encyclopaedia Britannica: A (1907)
"On the other hand, the obsidians have solidified in the condition of complete
glass, often without any trace of devitrification. ..."
5. The Encyclopaedia Britannica: “a” Dictionary of Arts, Sciences, Literature edited by Hugh Chisholm (1911)
"Few obsidians are entirely vitreous; usually they have small crystals of ...
All obsidians have a low specific gravity (about 2-4) both because they are ..."
6. Personal Narrative of Travels to the Equinoctial Regions of the New by Alexander von Humboldt, Helen Maria Williams (1814)
"It is possible, that the obsidians themselves were only liquified granites*; but
we i * * We meet sometimes, though very rarely, with mica in the obsidians ..."
Other Resources:
Arabic