from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A variety of high-magnesium olivine basalt.

from the GNU version of the Collaborative International Dictionary of English

  • n. A dark green igneous rock, consisting largely of chrysolite, with hornblende, augite, biotite, etc.

from The Century Dictionary and Cyclopedia

  • n. A name proposed for one of the many varieties of olivin-rock, in regard to whose nomenclature lithologists are far from being in accord.


Sorry, no etymologies found.


  • More exploration work needs to be done to the northeast due to additional fault offsets complicating the mineralized horizon and the occurrence of an expanding volume of picrite in this direction relative to Sugarloaf diorite, the main host unit for copper-gold mineralization.

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  • Vezzoli, L. (2005) Explosive eruption of a picrite: the 3930 BP subplinian eruption of Etna volcano (Italy), Geophysical Research Letters, 32,

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