Pinite and pseudo-“glass” in high-grade metamorphic gneisses |
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Authors: | J Marchand G Bossière A Leyreloup |
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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 |
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Abstract: | Conclusions Considering the admitted facts, nothing allows us to affirm that the glasses studied by N.P. are really genuine glasses arising from an incongruent melting of biotite, and there is no reason not to consider these glasses as being pinite. |
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