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| Metasomatism During Whiteschist Metamorphism, Zambezi Belt, Northern Zimbabwe S. P. JOHNSON∗ AND G. J. H. OLIVER...ACCEPTED AUGUST 10, 2001 The Kadunguri Whiteschists are a group of talc- and kyanitebearing lithologies...occur in the Chewore Inliers from the Zambezi Belt of northern Zimbabwe. They crop out on the southern margin...yoderite. Major element analyses define the whiteschists within the relatively simple MFASH system. Major...and trace element analyses indicate that the whiteschists originate from the metasomatic alteration of |
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| Arc, northern Zimbabwe: implications for the tectonic evolution of the Irumide and Zambezi Belts of south...basement inliers located in the Zambezi Rift Valley of northern Zimbabwe close to the triple junction between...between the Irumide, Zambezi and Mozambique belts of south central Africa. Four contrasting litho-tectonic...basement inliers, namely the Granulite, Quartzite, Zambezi and Ophiolite Terranes, with a protracted geological...orthogneisses in the Granulite, Quartzite and Zambezi terranes. The geochemistry of these orthogneisses |
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| been discovered in whiteschists from the Southern Chewore Hills of northern Zimbabwe. The mineral is pale...colour and occurs in an equilibrium assemblage with talc+chlorite+kyanite+dravite+hematite. There is no quartz...that the yoderite was formed by reaction between talc, chlorite, kyanite and hematite. Experimental evidence...known occurrence of yoderite is from a 5 m thick talc+kyanite+quartz ‘whiteschist’ in the Usagaran Complex...northern Zimbabwe. The Southern Chewore Hills are a group of isolated horsts within the Zambezi Valley |
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| ORIGINAL PAPER Protoliths and phase petrology of whiteschists Leander Franz • Rolf L. Romer • Christian de...Springer-Verlag Berlin Heidelberg 2013 Abstract Whiteschists appear in numerous high- and ultrahigh-pressure...characterized by the mineral assemblage kyanite ? talc (?-quartz or coesite). We demonstrate that whiteschist...form at pressures of 0.5 GPa. The formation of whiteschists largely depends on the composition of the protolith...feldspar, or omphacite are formed instead of kyanite or talc. Furthermore, the stability field of the whiteschist |
