Chopin Laboratoire de Geologie, UMR 8538 du CNRS, Ecole normale superieure, Paris, France Present address:...address: Centre de Geochimie de la Surface – EOST, 1 rue Blessig, 67083 Strasbourg Cedex, France (Benedicte...Praborna mine near Saint-Marcel, Val d’Aoste, Italy, and in the upper Maurienne Valley, France. They occur both... clinopyroxene, hausmannite, apatite, Mn-rich calcite, bustamite, magnetite. 10. Eclogite facies, Praborna...2005); with rhodonite, hematite or magnetite, calcite, Mn–Zn-spinel, quartz. 12. Amphibolite facies, |