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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A spherical granule of which oolite is composed, formed by concentric accretion of thin layers of a mineral around a core. Calcium carbonate (limestone) is the most common mineral that forms ooliths, but they may also form from other minerals such as dolomite and silica.
  • n. Oolite.


From Latin oolithus, from Ancient Greek ᾠο- ("oo-") + λίθος (lithos, "stone"), corresponding to oo- + -lith (Wiktionary)


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  • Geol. n. Any of the small, rounded granules of which oolite is composed.

    August 4, 2008