chiastolite

noun chi·as·to·lite \kīˈastəˌlīt\

Definition of chiastolite

plural

-s

  1. :  a mineral consisting of a variety of andalusite whose crystals have a tessellated appearance in cross section due to the arrangement of impurities —called also macle

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Origin and Etymology of chiastolite

German chiastolith, from chiasto- + -lith -lite


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