A ProvÃncia AurÃfera TapajÃ³s-Xingu: AvanÃ§os no ... - ADIMB

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Echeverri-Misas (2010)Biotite
Hydrogen Isotopic compositionMineralδD mineral(‰ SMOW)δD fluid(‰ SMOW)(350 ºC)Chlorite - 119 ‰ - 55,4 ‰Sericite - 74 a - 38 ‰ - 36,2 a – 0,2‰Oxygen Isotopic compositionMineralδ 18 O mineral(‰ SMOW)δ 18 O fluid(‰ SMOW)(450 ºC)Quartz 8,8 a 11,2 ‰ 5,1 a 7,5 ‰K Feldspar 7,9 a 8,8 ‰ 6,3 a 7,2 ‰Sericite 1,7 a 6,9 ‰ 1,1 a 6,3 ‰Chlorite(350 ºC)- 2,4 ‰ 1,6 ‰Calcite(350 ºC)9,0 a 23,9 ‰ 6,2 a 21,1‰
Page 1 and 2:
A Província Aurífera Tapajós-Xin
Page 4 and 5: THE UATUMÃ MAGMATISMIncludes calc-
Page 6: 1.9 - 1.86 MAGMATIC-HYDROTHERMAL MI
Page 9: Schematic stratigraphy of the Tapaj
Page 12 and 13: Au high-sulfidationmineralizationCu
Page 14 and 15: Schematic cross-section of the high
Page 16 and 17: AluniteJuliani et al. (2005)Paleopr
Page 18 and 19: Pyrite sulfur isotopeTapajós HS: -
Page 20 and 21: The low-sulfidation (adularia-seric
Page 22 and 23: Stratigraphy of volcanicrocks and p
Page 24 and 25: Rhyolites strongly affected by adul
Page 26 and 27: Quartz and sulfide veins in strongl
Page 30: Xingu areaLagler (2011)Juliani & Fe
Page 33 and 34: Ash tuffSpherulitesMarine calciaren
Page 36 and 37: Tapajós - XinguPearce et al. (1984
Page 40 and 41: The Palito Granite1.89 Ga Au-(Cu) p
Page 42 and 43: GEOCHEMISTRYHarris et al. (1986) Sc
Page 44 and 45: Palito Alkali-calcic g ran ite(a d
Page 50 and 51: CpyGa + SpCpyGa + Sp + Cpy
Page 53: Mineral Chemical formula Mineral Ch
Page 57: FLUID INCLUSION STUDYUsero et al. (
Page 65 and 66: Fig. 2.5 Reconstruction of cratons
Page 67: Carneiro et al. - See the poster ex
Page 73: Volcanic coverANP
Page 84: LS + Por(Cu+Mo+(Au)HS (Au)??Por (Au
Page 89: AcknowlegmentsWe are greatly indebt
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