marekanite

English

Noun

marekanite (countable and uncountable, plural marekanites)

  1. An Apache tear (obsidian nodule).
    • 1899, The Quarterly Journal of the Chemical Society of London, page 38:
      Marekanite balls from Corinto in Nicaragua are described; they are about the size of hazel-nuts, and black, with vitreous lustre.
    • 2010, M. Steven Shackley, X-Ray Fluorescence Spectrometry (XRF) in Geoarchaeology, Springer Science & Business Media, →ISBN, page 219:
      Marekanites are often found as embedded remnants within perlite.
  2. The material which such nodules consist of.
    • 1897, Papers and Proceedings of the Royal Society of Tasmania, page 43:
      But the nature of marekanite is now well understood. It is the perlitic or subpumiceous modification of a glassy rhyolitic rock in situ on […]
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