Talc-kyanite-quartz schists and other high-pressure assemblages from Zambia
S. Vrána, M. W. C. Barr
Abstract
S. Vrána, M. W. C. Barr
Abstract
Summary Talc-kyanite-quartz schists, Mg-chlorite-kyanite-quartz schists, kyanite gedritites, and kyanite-bronzite gedritites occur in the Central Province of Zambia. Experimental work in the system MgO-Al2O3-SiO2-H2O suggests that these assemblages formed at pressures in excess of 10 kb.
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Summary Talc-kyanite-quartz schists, Mg-chlorite-kyanite-quartz schists, kyanite gedritites, and kyanite-bronzite gedritites occur in the Central Province of Zambia. Experimental work in the system MgO-Al2O3-SiO2-H2O suggests that these assemblages formed at pressures in excess of 10 kb.
Key concepts: Kyanite, Schist, Quartz, Talc, Chlorite, Geology, Geochemistry, Metamorphic rock