gyrolite

English

Etymology

From gyro- +‎ -lite, from Ancient Greek γύρος (gúros, “ring, circle”) and λίθος (líthos, “stone”), for its round crystalline nodules.

Noun

gyrolite (countable and uncountable, plural gyrolites)

  1. (mineralogy) A hexagonal-pyramidal mineral containing aluminum, calcium, hydrogen, oxygen, silicon, and sodium.

Further reading

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