gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1993.057.387.20 Short Communications Cordierite-K-Feldspar-Quartz-Orthopyroxene Symplectite from Southern Algeria: New Evidence for Osumilite in High-Grade Metamorphic Rocks Audibert N. Pétrologie Physique, Sciences de la Terre, Univ. Paris-7075251, Paris Cedex 05, France Bertrand P. Pétrologie Physique, Sciences de la Terre, Univ. Paris-7075251, Paris Cedex 05, France Hensen B. J. Dept. of Applied Geology, Univ. of NSW, PO Box 1, 2033 NSW, Australia Kienast J.-R. Pétrologie Métamorphique, Sciences de la Terre, Univ. Paris-7075251, Paris Cedex 05, France Ouzegane Kh. Institut Sciences de la Terre, U.S.T.H.B., Alger, Algeria 6 1993 57 387 354 357 9 9 1992 23 10 1992 Copyright © 1993, The Mineralogical Society 1993 osumilite granulite In Ouzzal Complex Algeria