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Pinite and pseudo-“glass” in high-grade metamorphic gneisses
Authors:J Marchand  G Bossière  A Leyreloup
Institution:(1) Laboratoire de Pétrologie, U.S.T.L., F-34060 Montpellier Cédex, France;(2) Laboratoire de Minéralogie et Pétrologie, Université de Nantes, 2 rue de la Houssinière, F-44072 Nantes Cédex, France
Abstract:Conclusions Considering the admitted facts, nothing allows us to affirm that the ldquoglassesrdquo studied by N.P. are really genuine glasses arising from an incongruent melting of biotite, and there is no reason not to consider these ldquoglassesrdquo as being pinite.
Keywords:
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