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

  • David Barthelmy (1997–2025) “Gyrolite”, in Webmineral Mineralogy Database.
  • gyrolite”, in Mindat.org[1], Hudson Institute of Mineralogy, 2000–2025.