Advances in SHRIMP geochronology and their impact on understanding the tectonic and metallogenic evolution of southern Brazil

Australian Journal of Earth Sciences

Volumn 47, Issue 5, 2000, Pages 829-844

  Hartmann, L A ^a   Leite, J A D ^b   Da Silva, L C ^c   Remus, M V D ^a   McNaughton, N J ^d   Groves, D I ^d   Fletcher, I R ^d   Santos, J O S ^c   Vasconcellos, M A Z ^a  

^a FEDERAL UNIVERSITY OF RIO GRANDE DO SUL   (Brazil)

^b FEDERAL UNIVERSITY OF MATO GROSSO   (Brazil)

^c Geological Survey of Brazil CPRM   (Brazil)

^d UNIVERSITY OF WESTERN AUSTRALIA   (Australia)

Author keywords

Base metals; Brasiliano Cycle; Geotectonics; Gold; Orogeny; SHRIMP; Transamazonian Cycle; Zircon dating

Indexed keywords

BASE METAL; GEOCHRONOLOGY; METALLOGENESIS; PROTEROZOIC; ZIRCON;

BRAZIL;

EID: 0033783726     PISSN: 08120099     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1440-0952.2000.00815.x     Document Type: Article

References (62)

1. Transamazonian orogeny in the southern Sao Francisco Craton region, Minas Gerais, Brazil: Evidence for Paleoproterozoic collision and collapse in the Quadrilatero Ferrifero
2. Juvenile accretion at 750-700 Ma in southern Brazil
3. U-Pb and Sm-Nd geochronology of the neoproterozoic granitic-gneissic Dom Feliciano Belt, southern Brazil
4. The Santa Catarina granulite complex of southern Brazil: A review
5. Evolucao tectonica dos terrenos entre os Cinturoes Ribeira e Dom Feliciano (PR-SC)
6. The difficulties of dating mafic dykes: An Antarctic example
7. Tectonic evolution of South America during the Late Proterozoic
8. U-Pb and Sm-Nd isotopic studies of Neoproterozoic to early Paleozoic belts in southern Brazil
9. Stratigraphy and tectonism of Brasiliano Cycle in Southern Brazil
10. Diffusion of tetravalent cations in zircon
11. Zircon ages for the Early Cambrian time-scale
12. The Rio de La Plata cratonic region of SW Gondwanaland
13. A double focusing mass spectrometer for geochronology
14. Deformation patterns in the southern Brazilian branch of the Dom Feliciano Belt: A reappraisal
15. Diagenetic and isotopic approach to study of ancient fluid flow within sedimentary ore deposits in late to post-orogenic molassic basin
16. A P-T-t path for an (ultra?-) high-pressure ultramafic/mafic rock-association and its felsic country-rocks based on SHRIMP-dating of magmatic and metamorphic zircon domains. Example: Alpe Arami (Central Swiss Alps)
17. Late- to post-orogenic basins of the Pan-African/Brasiliano collision orogen in southern Africa and southern Brazil
18. Orogenic gold deposits: A proposed classification in the context of their crustal distribution and relationship to other gold deposit types
19. U/Pb zircon ages constrain the architecture of the ultrahigh-pressure Qinling - Dabie Orogen, China
20. Zircon zonation patterns as revealed by cathodoluminescence and backscattered electron images: Implications for interpretation of complex crustal histories
21. Deepest exposed crust of Brazil-geochemistry of Paleoproterozoic depleted Santa Maria Chico granulites
22. Magmatism and metallogeny in the crustal evolution of Rio Grande do Sul Shield
23. Zircon U/Pb SHRIMP dating of Paleoproterozoic Isla Mala granitic magmatism in the Rio de la Plata Craton, Uruguay
24. Deepest exposed crust of Brazil-SHRIMP establishes three events
25. Evolucao geotectonica do sul do Brasil e Uruguai entre 3,3 Ga e 470 Ma.
26. Fracture sealing in zircon as evaluated by electron microprobe analyses and back-scattered electron imaging
27. Metamorphic enhancement of the internal structure of zircon
28. The chemical composition of igneous zircon suites: Implications for geochemical tracer studies
29. U-Pb geochronology of accessory minerals
30. Provincia Mantiqueira-Setor Meridional
31. Hydrothermal zircon and baddeleyite in Val-d'Or Archean mesothermal gold deposits: Characteristics, compositions, and fluid-inclusion properties, with implications for timing of primary gold mineralization
32. Zircon U/Pb SHRIMP dating of the Neoproterozoic Santana Granite, Porto Alegre, Brazil
33. Geochemistry of the Bossoroca greenstone belt, Southernmost Brazil
34. SHRIMP U/Pb zircon geochronology of neoproterozoic juvenile and crustal-reworked terranes in southernmost Brazil
35. A late Proterozoic U-Pb age for the Bossoroca Belt, Rio Grande do Sul, Brazil
36. Nd and Pb isotope studies bearing on the crustal evolution of southeastern Brazil
37. Radiation damage in zircon and monazite
38. The Cordilheira intrusive suite
39. Internal structures and dating of complex zircons from meissen massif monzonites, saxony
40. The nature of zircon inheritance in two granite plutons
41. Recrystallization of oscillatory zoned zircon: Some geochronological and petrological implications
42. Internal structures of zircons from Archaean granites from the Darling Range batholith: Implications for zircon stability and the interpretation of zircon U-Pb ages
43. The link between hydrothermal epigenetic copper mineralization and the Cacapava Granite of the Brasiliano Cycle in southern Brazil
44. Gold in the Neoproterozoic juvenile Bossoroca Volcanic Arc of southernmost Brazil: Isotopic constraints on timing and sources of ore
45. A distal magmatic-hydrothermal origin for the Camaqua Cu (Au-Ag) and Santa Maria Pb, Zn (Cu-Ag) Deposits, southern Brazil
46. A history of continents in the past three billion years
47. Jurassic formation and Eocene subduction of the Zermatt-Saas-Fee ophiolites: Implications for the geodynamic evolution of the Central and Western Alps
48. Growth, annealing and rercystallization of zircon and preservation of monazite in high-grade metamorphism: Conventional and in-situ U-Pb isotope, cathodoluminescence and microchemical evidence
49. U-Pb SHRIMP and Sm-Nd age constraints on the timing and sources of the Pan-African Cape Granite Suite, South Africa
50. SHRIMP U/Pb zircon timing of Neoproterozoic granitic magmatism and deformation in the Pelotas Batholith in southernmost Brazil
51. Zircon U/Pb SHRIMP dating of a Neoproterozoic overprint in Paleoproterozoic granitic-gneissic terranes, southern Brazil
52. Magma-assisted strain localization in an orogen-parallel transcurrent shear zone of southern Brazil
53. Multiple zircon growth and recrystallization during polyphase Late Carboniferous to Triassic metamorphism in granulites of the Ivrea Zone (Southern Alps): An ion microprobe (SHRIMP) study
54. Internal morphology, habit and U-Th-Pb microanalysis of amphibolite-to-granulite facies zircons: Geochronology of the Ivrea Zone (Southern Alps)
55. Dissolution, growth and survival of zircons during crustal fusion: Kinetic principles, geological models and implications for isotopic inheritance
56. SHRIMP U/Pb geochronological constraints on Archean volcanic-hosted massive sulfide and lode gold mineralization at Mount Gibson, Yilgarn Craton, Western Australia
57. Hercynian, Pan-African, Proterozoic and Archean ion-microprobe zircon ages for a Betic-Rif core complex, Alpine belt, W Mediterranean-consequences for its P-T-t path