BERYL

Beryl

In geology, beryl is a mineral composed of beryllium aluminium cyclosilicate with the chemical formula Be3Al26. The hexagonal crystals of beryl may be very small or range to several meters in size. Terminated crystals are relatively rare. Pure beryl is colorless, but it is frequently tinted by impurities; possible colors are green, blue, yellow, red, and white.

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beryl

Noun

  1. A mineral of pegmatite deposits, often used as a gemstone.
  2. An example of the mineral beryl.
    The crown was set with six beryls of excellent size and color.
  3. A dull blue colour.

Adjective

  1. Of a dull blue colour.


The above text is a snippet from Wiktionary: beryl
and as such is available under the Creative Commons Attribution/Share-Alike License.

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