 | | Journal (article/letter/editorial) | | Eclogitic metamorphism in carbonate rocks: the example of impure marbles from the Sesia-Lanzo Zone, Italian...impure marbles of the internal Sesia-Lanzo Zone underwent a multi-stage metamorphic evolution of Alpine age...These high-P assemblages consist of carbonates, phengite, quartz, omphacite, grossular-rich (locally spessartinic)...Retrogressive stages are characterized by the growth of glaucophane, paragonite, phlogopite, tremolite and...biotite and amphibole are also present. P-T estimates of the early-Alpine metamophism have been calculated |  | | Journal (article/letter/editorial) | | Journal of Mineralogical and Petrological Sciences, Volume 100, page 70−84, 2005 The coexistence of jadeite...jadeite and omphacite in an eclogite-facies metaquartz diorite from the southern Sesia Zone, Western Alps...Alps, Italy Keisaku MATSUMOTO and Takao HIRAJIMA Department of Geology and Mineralogy, Graduate School...School of Science, Kyoto University, Kitashirakawa Oiwakecho, Sakyo−ku, Kyoto 606−8502, Japan An association...association of jadeite and omphacite has been newly found in an eclogite−facies metaquartz diorite collected |  | | Journal (article/letter/editorial) | | 397-414 High pressure metamorphism in the nappes of the Valle dell’Orco traverse (Western Alps collisional...Caluso 37, 10125 Torino, Italy Abstract. A detailed field and petrological study of rocks from nappes cut...discusses the kinematic evolution and the thermal history of the alpine belt from the early subduction/ underthrust...pervasive syn-metamorphic deformation and the composition of the syn-metamorphic fluid phase (if present) have...reaction kinetics; thrust tectonics; Westem Alps, Italy List of abbreviations used in the text, tables and figures |  | | Journal (article/letter/editorial) | | · R. A. Cliff · D. C. Rex Metamorphic evolution of the Sesia-Lanzo Zone, Western Alps: time constraints...deformation during the Alpine orogeny. Different parts of the unit record different stages on the P-¹-deformation...timing of the metamorphic history. New Rb—Sr white mica and U—Pb sphene data constrain the age of eclogite...60—70 Ma. This substantially alters the common view of early- to mid-Cretaceous eclogite facies metamorphism...orogeny, since they do not require a prolonged period of depressed geothermal gradient at a time when the |
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