vitrophyre

English

Pronunciation
  • IPA(key): /ˈvɪtɹəfaɪə(ɹ)/

Noun

vitrophyre (countable and uncountable, plural vitrophyres)

  1. A porphyritic variety of volcanic glass.
    • 1986, Eric H. Christiansen, The Geology and Geochemistry of Cenozoic Topaz Rhyolites, page 5:
      The compositions of felsites and vitrophyres are similar but felsites have higher K/Na ratios than their corresponding vitrophyres.

Derived terms
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