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Anapolis-Itaucu Complex

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( a ) Simplified map of Gondwana with cratons indicated by grey and Neoprot...
Published: 01 December 2009
Fig. 1. ( a ) Simplified map of Gondwana with cratons indicated by grey and Neoproterozoic mobile belts indicated by dashes. The box indicates the location of the Southern Brasília Belt. ( b ) Geological map of the Southern Brasília Belt, with boxes indicating the location of the AnápolisItauçu
Journal Article
Published: 01 October 2012
The Canadian Mineralogist (2012) 50 (5): 1153-1163.
... granulites: an example from the AnápolisItauçu Complex of the Brasilia Fold Belt, Brazil . Journal of Petrology 43 , 1673 – 1705 . Ouzegane K. Boumaza S. ( 1996 ) An example of ultrahigh-temperature metamorphism: orthopyroxene–sillimanite –garnet, sapphirine–quartz and spinel–quartz...
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Journal Article
Published: 13 April 2016
Geological Magazine (2016) 154 (3): 491-515.
... in the Ponta Messuli Complex by Grt-Sil-Crd-bearing metapelites, estimated to pressure ( P ) 0.75 ± 0.08 GPa and temperature ( T ) 765 ± 96°C. The post-peak P-T path is characterized by decompression followed by near-isobaric cooling. (2) Irumidian medium- to high-pressure granulite-facies metamorphism...
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Journal Article
Published: 01 February 2008
American Mineralogist (2008) 93 (2-3): 373-383.
... ) zircon paragenesis and timing of UHT metamorphism in the Anapolis-Itaucu Complex, Brazil . Geochimica et Cosmochimica Acta , 69 , Supplement , 23 p. Bingen , B. and van Breeman , O. ( 1998 ) U-Pb monazite ages in amphibolite to granulite facies orthogneiss reflect hydrous mineral...
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Journal Article
Journal: Geology
Published: 01 January 2004
Geology (2004) 31 (1): e9.
... evolution of melt-bearing ultrahigh-temperature granulites: An example from the Anápolis-Itauçu Complex of the Brasília fold belt, Brazil : Journal of Petrology , v. 43 , p . 1673 – 1705 . 0263-4929(2003)021[0003:HGFROP]2.0.CO;2 O'Brien...
Journal Article
Published: 01 December 2009
Journal of the Geological Society (2009) 166 (6): 1013-1032.
...Fig. 1. ( a ) Simplified map of Gondwana with cratons indicated by grey and Neoproterozoic mobile belts indicated by dashes. The box indicates the location of the Southern Brasília Belt. ( b ) Geological map of the Southern Brasília Belt, with boxes indicating the location of the AnápolisItauçu...
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Journal Article
Journal: Geology
Published: 01 February 2012
Geology (2012) 40 (2): 183-186.
... R. , 2005 , Modelling of mineral equilibria in ultrahigh-temperature metamorphic rocks from the Anapolis-Itaucu Complex, central Brazil : Journal of Metamorphic Geology , v. 23 , p. 511 – 531 , doi:10.1111/j.1525-1314.2005.00591.x . Carlson W.D. Johnson C.D. , 1991 , Coronal...
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Series: Geological Society, London, Special Publications
Published: 01 January 2008
DOI: 10.1144/SP294.11
EISBN: 9781862395428
... leucogranites; 12, granulitic nappes (C.A.I, AnápolisItauçu Complex; N.S.G., Socorro–Guaxupé nappe; Goiás massif : 13, Archaean/Palaeoproterozoic granite-gneiss–migmatite complexes; 14, Archaean/Palaeoproterozoic greenstone belts; 15, Mesoproterozoic volcano-sedimentary successions (Juscelândia, Palmeirópolis...
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Journal Article
Published: 05 June 2017
Journal of the Geological Society (2017) 174 (6): 968-978.
...-temperature metamorphic rocks from the AnápolisItauçu Complex, central Brazil . Journal of Metamorphic Geology , 23 , 511 – 531 . Barrow , G. 1893 . On an intrusion of muscovite–biotite gneiss in the south-eastern Highlands of Scotland, and its accompanying metamorphism . Quarterly Journal...
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Journal Article
Published: 01 August 2017
Reviews in Mineralogy and Geochemistry (2017) 83 (1): 443-467.
... the Anapolis-Itaucu Complex, Brazil. Here, rutile is found together with and included in small euhedral garnets in a biotite-rich melanosome ( Fig. 2D ) that can clearly be related to peritectic garnet growth out of a crystallizing melt during early stages of exhumation (see reaction 16 in Moraes et al. 2002...
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Journal Article
Journal: Economic Geology
Published: 01 November 2013
Economic Geology (2013) 108 (7): 1753-1771.
... Filho C.F. Hollanda M.H.B.M. , 2011 , Dating coeval mafic magmatism and ultrahigh-temperature metamorphism in the Anápolis-Itauçu Complex, Central Brazil : Lithos , v. 124 , p. 82 – 102 . De Waal S.A. Maier W.D. , 2001 , Parental magma and emplacement of the stratiform...
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Journal Article
Published: 01 May 2012
American Mineralogist (2012) 97 (5-6): 840-855.
... has many sillimanite (Sil) inclusions. Bright inclusions in core include quartz and tourmaline (yellow). ( e ) Ilmenite (Ilm, dark arrows) and rutile (Rt, white arrows) needles in garnet [5-4]. ( f ) Complex inclusion pattern in garnet photographed under partially crossed polarized light (xpl*) [68A...
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Journal Article
Published: 08 June 2010
Canadian Journal of Earth Sciences (2010) 47 (5): 655-694.
... volcanic and plutonic complexes in oceanic and continental arcs; and form leucogranites in the later stages of subduction-to-collision orogenesis. To understand the evolution of continents requires that we answer fundamental questions concerning the generation, modification, and destruction...
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Journal Article
Published: 01 July 2014
Journal of the Geological Society (2014) 171 (4): 465-479.
... progressively more residual and the chemistry of the melt in equilibrium with the residue evolves accordingly. The behaviour of zircon and monazite under suprasolidus conditions is complex, being controlled by both physical and chemical factors ( Brown 2013 ). These factors include the following...
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Journal Article
Published: 15 July 2009
Geological Magazine (2009) 147 (1): 42-58.
... minerals. One typical example is a complex intergrowth of orthopyroxene and sillimanite around poikiloblastic garnet in which sapphirine + quartz equilibrium occurs ( Figs 3 d, 4 c, d). There are several unique textural characters that are useful for inferring the reaction that formed the orthopyroxene...
Journal Article
Journal: GSA Bulletin
Published: 01 July 2016
GSA Bulletin (2016) 128 (7-8): 1207-1227.
... . Baldwin , J.A. , Powell , R. , Brown , M. , Moraes , R. , and Fuck , R.A. , 2005 , Modeling of mineral equilibria in ultrahigh-temperature metamorphic rocks from the Anápolis-Itauçu complex, central Brazil : Journal of Metamorphic Geology , v. 23 , p. 511 – 531 , doi:10.1111/j.1525...
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Journal Article
Published: 01 March 2011
European Journal of Mineralogy (2011) 23 (2): 127-156.
... of upper amphibolite- to granulite-facies metabasic rocks with intercalated marbles; (2) the Graphite group, made up mainly of granulite-facies calc-silicates and metapelites, which are locally graphite-bearing. Four Neoproterozoic anorthosite complexes are situated in the Graphite group ( Ashwal et al...
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Journal Article
Published: 01 August 2017
Reviews in Mineralogy and Geochemistry (2017) 83 (1): 261-295.
..., which commonly undergo partial melting, a major issue can instead be that zircon crystallizes upon crystallization of melt during decompression and cooling and not at the T peak. For example, in the Anápolis-Itauçu Complex in central Brazil, samples with UHT assemblages that recorded metamorphic...
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