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Thursday, July 3rd, 2025
the Week of Proper 8 / Ordinary 13
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Bible Encyclopedias
Obsidian

The Nuttall Encyclopedia

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A hard, dark-coloured rock of a glassy structure found in lava, which breaks with conchoidal fracture.

Bibliography Information
Wood, James, ed. Entry for 'Obsidian'. The Nuttall Encyclopedia. https://www.studylight.org/​encyclopedias/​eng/​nut/​o/obsidian.html. Frederick Warne & Co Ltd. London. 1900.
 
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