mijakite

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English[edit]

Etymology[edit]

Named after the Japanese island of Mijakeshima, +‎ -ite.

Noun[edit]

mijakite (uncountable)

  1. (mineralogy) An andesite from the Japanese island of Mijakeshima, porphyritic with phenocrysts of bytownite, augite, hypersthene, and biotite.
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