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xenoblast

[ zen-uh-blast, zee-nuh- ]

noun

, Mineralogy.
  1. a crystal that forms in metamorphic rock and gets its outline from neighboring crystals.


xenoblast

/ zĕnə-blăst′,zēnə- /

  1. A mineral that has not developed its characteristic crystalline faces and that has formed in a rock that has undergone metamorphism.
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Other Words From

  • xeno·blastic adjective
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Word History and Origins

Origin of xenoblast1

First recorded in 1920–25; xeno- ( def ) + -blast ( def )

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