Três Pontas nappe (Quartz-K feldspar-kyanite-garnet gneisses, kyanite-garnet granulites associated with impure quartzites, calc-silicates rocks and ultramafic sills and lenses).
Lenses (boudins) of quartz+feldspar leucosomes within kyanite Al-grnulites and ultramafic lenses of phlogopite orthopyroxenites and garnet clinopyroxenites.
UHP metamorphic rocks recrystallized into high-grade granulite at shallower levels during exhumation (collision zone).
References:- Chris D. Parkinson et al. (2001): "Ultrahigh-pressure pyrope-kyanite granulites and associated eclogites in Neoproterozoic nappes of southeast Brazil", Universidade do Estado do Rio de Janeiro,
http://akmotoki.tripod.com/2001/Waseda/Cdp.html. Mineral List:20 entries listed. 12 valid minerals.
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