| | Journal (article/letter/editorial) | migmatite gneiss, quartz-feldspathic gneiss, and amphibolite from the Bucaramanga Gneiss recorded metamorphic...melting reactions. The evaluation of mesosomes (amphibolite, pelitic and quartz-feldspathic rocks) as potential...and southern Santander Massif, several migmatite outcrops were characterized in order to constrain evolution...arnet bearing gneiss, hornblende gneiss and amphibolite collectively called the Bucaramanga CE Gneiss...Massif is cored by the Bucaramanga Gneiss, an amphibolite- to SC RI granulite-facies (from temperature | | Pinheiro, M.A.P., Suita, M.T.F., Lesnov, F.P., Tedeschi, M., Silva, L.C., Medvedev, N.S., Korolyuk, V.N., Pinto, C.P., Sergeev, S.A (2019) Timing and petrogenesis of metamafic-ultramafic rocks in the Southern Brasília orogen: Insights for a Rhyacian multi-system suprasubduction zone in the São Francisco paleocontinent (SE-Brazil) Precambrian Research, 321. 328-348 doi:10.1016/j.precamres.2018.12.006 | Journal (article/letter/editorial) | anomalies of Nb and Ce. The Lima Duarte nappe amphibolite has an andesitic basalt with an E- 28 MORB...youngest, being ca. 600 Ma, associated with the amphibolite facies metamorphic overprint. REE analyses 39...Suprasubduction zone; U-Pb (SHRIMP) geochronology; N-MORB amphibolite; São Francisco paleocontinent, Southern Brasília...depositional age of 680 Ma (Frugis et al., 2018) and amphibolite facies 157 metamorphic conditions (Campos Neto...ca. 2.14 Ga (zircon 201 U-Pb LA-ICP-MS) for amphibolite boudins interleaved within immature metasedimentary |
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