luxullianite definition

  • noun:
    • A kind of granite characterized by the current presence of radiating categories of moment tourmaline crystals.
    • some sort of granite from Luxullian, Cornwall, described as the presence of radiating groups of moment tourmaline crystals.
    • A rock composed of a finegrained combination of schorl, feldspar, and quartz, by which are distributed huge crystals of purple orthoclase, available at Luxullian or Luxulian in Cornwall, England. With this stone had been made the sarcophagus regarding the Duke of Wellington, in St. Paul's Cathedral, London.
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