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chrysoberyl
[ kris-uh-ber-uhl ]
noun
- a mineral, beryllium aluminate, BeAl 2 O 4 , occurring in green or yellow crystals, sometimes used as a gem.
chrysoberyl
/ ˈkrɪsəˌbɛrɪl /
noun
- a rare very hard greenish-yellow mineral consisting of beryllium aluminate in orthorhombic crystalline form and occurring in coarse granite: used as a gemstone in the form of cat's eye and alexandrite. Formula: BeAl 2 O 4
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Word History and Origins
Origin of chrysoberyl1
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Example Sentences
Some other minerals in which it occurs are phenakite, euclase, and chrysoberyl.
From Project Gutenberg
Chrysoberyl is known as a constituent of certain kinds of granite, pegmatite and gneiss.
From Project Gutenberg
Then follows the topaz, which, with spinel and chrysoberyl, has a hardness of 8; whilst quartz falls a degree lower.
From Project Gutenberg
Now and then she sipped of the wine, Lacrymae Christi from Viterbo, of the greenish straw color of the chrysoberyl.
From Project Gutenberg
Cymophane, or chatoyant chrysoberyl, may also be asteriated.
From Project Gutenberg
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