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Volumn 33, Issue 3-4, 2008, Pages 212-220

Brittle microstructures in gold nuggets: A descriptive study using backscattered electron imaging

Author keywords

Brazil; Brittle microstructures; Gold nuggets; Gongo Soco; Minas Gerais; Ouro preto; Quadril tero Ferr fero

Indexed keywords

BACKSCATTERED ELECTRON IMAGING; BRITTLE MICROSTRUCTURES; GOLD NUGGETS; ISOMERTIEITE; MERTIEITE;

EID: 43449104232     PISSN: 01691368     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.oregeorev.2006.03.006     Document Type: Article
Times cited : (6)

References (41)
  • 1
    • 0031819066 scopus 로고    scopus 로고
    • Transamazonian orogeny in the Southern São Francisco craton region, Minas Gerais, Brazil: Evidence for Paleoproterozoic collision and collapse in the Quadrilátero Ferrífero
    • Alkmim, F.F., Marshak, S., 1998. Transamazonian orogeny in the Southern São Francisco craton region, Minas Gerais, Brazil: evidence for Paleoproterozoic collision and collapse in the Quadrilátero Ferrífero. Precambrian Research 90, 29-58.
    • (1998) Precambrian Research , vol.90 , pp. 29-58
    • Alkmim, F.F.1    Marshak, S.2
  • 2
    • 0033942426 scopus 로고    scopus 로고
    • The magnetic fabric of metasediments in a detachment shear zone: The example of Tinos Island (Greece)
    • Aubourg, C., Hebert, R., Jolivet, L., Cartayrade, G., 2000. The magnetic fabric of metasediments in a detachment shear zone: the example of Tinos Island (Greece). Tectonophysics 321, 219-236.
    • (2000) Tectonophysics , vol.321 , pp. 219-236
    • Aubourg, C.1    Hebert, R.2    Jolivet, L.3    Cartayrade, G.4
  • 8
    • 0028193902 scopus 로고
    • A three-stage structural evolution of the Quadrilátero Ferrífero: Consequences for the Neoproterozoic age and the formation of gold concentrations of the Ouro Preto area, Minas Gerais, Brazil
    • Chauvet, A., Faure, M., Dossin, I., Charvet, J., 1994. A three-stage structural evolution of the Quadrilátero Ferrífero: consequences for the Neoproterozoic age and the formation of gold concentrations of the Ouro Preto area, Minas Gerais, Brazil. Precambrian Research 68, 139-167.
    • (1994) Precambrian Research , vol.68 , pp. 139-167
    • Chauvet, A.1    Faure, M.2    Dossin, I.3    Charvet, J.4
  • 9
    • 0028312982 scopus 로고
    • The tectonic evolution of the Quadrilátero Ferrífero, Minas Gerais, Brazil
    • Chemale Jr., F., Rosière, C.A., Endo, I., 1994. The tectonic evolution of the Quadrilátero Ferrífero, Minas Gerais, Brazil. Precambrian Research 65, 25-54.
    • (1994) Precambrian Research , vol.65 , pp. 25-54
    • Chemale Jr., F.1    Rosière, C.A.2    Endo, I.3
  • 10
    • 84874994110 scopus 로고    scopus 로고
    • Gold: A tracer of the dynamics of tropical laterites
    • Colin, F., Sanfo, Z., Brown, E., Bourlès, D., Minko, A.E., 1997. Gold: a tracer of the dynamics of tropical laterites. Geology 25, 81-84.
    • (1997) Geology , vol.25 , pp. 81-84
    • Colin, F.1    Sanfo, Z.2    Brown, E.3    Bourlès, D.4    Minko, A.E.5
  • 11
    • 0028564381 scopus 로고
    • Thermodynamic properties of iron oxides and hydroxides. I. Surface and bulk thermodynamic properties of goethite (α-FeOOH) up to 500°K
    • Diakonov, I., Khodakovsky, I., Schott, J., Sergeeva, E., 1994. Thermodynamic properties of iron oxides and hydroxides. I. Surface and bulk thermodynamic properties of goethite (α-FeOOH) up to 500°K. European Journal of Mineralogy 6, 967-983.
    • (1994) European Journal of Mineralogy , vol.6 , pp. 967-983
    • Diakonov, I.1    Khodakovsky, I.2    Schott, J.3    Sergeeva, E.4
  • 12
    • 0000576359 scopus 로고
    • Supergene iron ores of Minas Gerais, Brazil
    • Dorr, J.V.N., 1964. Supergene iron ores of Minas Gerais, Brazil. Economic Geology 59, 1203-1240.
    • (1964) Economic Geology , vol.59 , pp. 1203-1240
    • Dorr, J.V.N.1
  • 13
    • 0041885748 scopus 로고
    • Physiographic, stratigraphic and structural development of the Quadrilátero Ferrífero, Minas Gerais, Brazil
    • Dorr, J.V.N., 1969. Physiographic, stratigraphic and structural development of the Quadrilátero Ferrífero, Minas Gerais, Brazil. United States Geological Survey Professional Paper 641-A. 110 pp.
    • (1969) United States Geological Survey Professional Paper 641-A
    • Dorr, J.V.N.1
  • 15
    • 0034878949 scopus 로고    scopus 로고
    • Multistage deformation of Au-quartz veins (Laurieras, French Massif Central): Evidence for late gold introduction from microstructural, isotopic and fluid inclusion studies
    • Essarraj, S., Boiron, M.-C., Cathelineau, M., Fourcade, S., 2001. Multistage deformation of Au-quartz veins (Laurieras, French Massif Central): evidence for late gold introduction from microstructural, isotopic and fluid inclusion studies. Tectonophysics 336, 79-99.
    • (2001) Tectonophysics , vol.336 , pp. 79-99
    • Essarraj, S.1    Boiron, M.-C.2    Cathelineau, M.3    Fourcade, S.4
  • 16
    • 0345241851 scopus 로고    scopus 로고
    • Film-induced brittle intergranular cracking of silver-gold alloys
    • Friedersdorf, F., Sieradzki, K., 1996. Film-induced brittle intergranular cracking of silver-gold alloys. Corrosion 52, 331-336.
    • (1996) Corrosion , vol.52 , pp. 331-336
    • Friedersdorf, F.1    Sieradzki, K.2
  • 17
    • 0010434795 scopus 로고    scopus 로고
    • Stress corrosion cracking of silver-gold alloys in 1M potassium chloride, potassium bromide, and potassium iodide solutions
    • Galvele, J.R., Maier, I.A., Fernández, S.A., 1996. Stress corrosion cracking of silver-gold alloys in 1M potassium chloride, potassium bromide, and potassium iodide solutions. Corrosion 52, 326-330.
    • (1996) Corrosion , vol.52 , pp. 326-330
    • Galvele, J.R.1    Maier, I.A.2    Fernández, S.A.3
  • 19
    • 0001378304 scopus 로고
    • The geology of central Minas Geraes, Brazil
    • 385-424
    • Harder, E.C., Chamberlin, R.T., 1915. The geology of central Minas Geraes, Brazil. Journal of Geology 23, 341-378, 385-424.
    • (1915) Journal of Geology , vol.23 , pp. 341-378
    • Harder, E.C.1    Chamberlin, R.T.2
  • 20
    • 0000168643 scopus 로고
    • Microscopic structure studies of experimentally and naturally deformed hematite ores
    • Hennig-Michaeli, C., 1977. Microscopic structure studies of experimentally and naturally deformed hematite ores. Tectonophysics 39, 255-271.
    • (1977) Tectonophysics , vol.39 , pp. 255-271
    • Hennig-Michaeli, C.1
  • 21
    • 0001682987 scopus 로고
    • On the gold mines of Minas Geraes, in Brazil. Transactions of the Royal
    • Henwood, W.J., 1871. On the gold mines of Minas Geraes, in Brazil. Transactions of the Royal Geological Society of Cornwall 8, 168-370.
    • (1871) Geological Society of Cornwall , vol.8 , pp. 168-370
    • Henwood, W.J.1
  • 22
    • 0034116981 scopus 로고    scopus 로고
    • Dome emplacement and formation of kilometre-scale synclines in a granite-greenstone terrain (Quadrilátero Ferrífero, southeastern Brazil)
    • Hippertt, J., Davis, B., 2000. Dome emplacement and formation of kilometre-scale synclines in a granite-greenstone terrain (Quadrilátero Ferrífero, southeastern Brazil). Precambrian Research 102, 99-121.
    • (2000) Precambrian Research , vol.102 , pp. 99-121
    • Hippertt, J.1    Davis, B.2
  • 24
    • 0032466788 scopus 로고    scopus 로고
    • Historical observations on oxygen-bearing compounds of platinum and palladium in Minas Gerais, Brazil
    • Jedwab, J., Cassedanne, J., 1998. Historical observations on oxygen-bearing compounds of platinum and palladium in Minas Gerais, Brazil. Canadian Mineralogist 36, 887-893.
    • (1998) Canadian Mineralogist , vol.36 , pp. 887-893
    • Jedwab, J.1    Cassedanne, J.2
  • 25
    • 0000973335 scopus 로고
    • Ueber brasilianisches Palladgold und dessen Ausbringen und Scheidung
    • Johnson, P.N., Lampadius, W.A., 1837. Ueber brasilianisches Palladgold und dessen Ausbringen und Scheidung. Journal für praktische Chemie 11, 309-315.
    • (1837) Journal für Praktische Chemie , vol.11 , pp. 309-315
    • Johnson, P.N.1    Lampadius, W.A.2
  • 26
    • 0033377773 scopus 로고    scopus 로고
    • Lode and placer gold composition in the Klondike District, Yukon Territory, Canada: Implications for the nature and genesis of Klondike placer and lode deposits
    • Knight, J.B., Mortensen, J.K., Morison, S.R., 1999. Lode and placer gold composition in the Klondike District, Yukon Territory, Canada: implications for the nature and genesis of Klondike placer and lode deposits. Economic Geology 94, 649-664.
    • (1999) Economic Geology , vol.94 , pp. 649-664
    • Knight, J.B.1    Mortensen, J.K.2    Morison, S.R.3
  • 27
    • 0032854438 scopus 로고    scopus 로고
    • Distribution, characteristics, and genesis of high fineness gold placers, Ninemile Valley, Central-Western Montana
    • Lange, I.M., Gignoux, T., 1999. Distribution, characteristics, and genesis of high fineness gold placers, Ninemile Valley, Central-Western Montana. Economic Geology 94, 375-386.
    • (1999) Economic Geology , vol.94 , pp. 375-386
    • Lange, I.M.1    Gignoux, T.2
  • 28
    • 27844570308 scopus 로고    scopus 로고
    • Genesis of itabirite-hosted Au-Pd-Pt-bearing hematite-(quartz) veins, Quadrilátero Ferrífero, Minas Gerais, Brazil: Constraints from fluid inclusion infrared microthermometry, bulk crush-leach analysis and U-Pb systematics
    • Lüders, V., Romer, R.L., Cabral, A.R., Schmidt, C., Banks, D.A., Schneider, J., 2005. Genesis of itabirite-hosted Au-Pd-Pt-bearing hematite-(quartz) veins, Quadrilátero Ferrífero, Minas Gerais, Brazil: constraints from fluid inclusion infrared microthermometry, bulk crush-leach analysis and U-Pb systematics. Mineralium Deposita 40, 289-306.
    • (2005) Mineralium Deposita , vol.40 , pp. 289-306
    • Lüders, V.1    Romer, R.L.2    Cabral, A.R.3    Schmidt, C.4    Banks, D.A.5    Schneider, J.6
  • 29
    • 0024484521 scopus 로고
    • Proterozoic contraction/extension tectonics of the southern São Francisco region, Minas Gerais, Brazil
    • Marshak, S., Alkmim, F.F., 1989. Proterozoic contraction/extension tectonics of the southern São Francisco region, Minas Gerais, Brazil. Tectonics 8, 555-571.
    • (1989) Tectonics , vol.8 , pp. 555-571
    • Marshak, S.1    Alkmim, F.F.2
  • 30
    • 0026466139 scopus 로고
    • Proterozoic crustal extension and the generation of dome-and-keel structure in an Archaean granite-greenstone terrain
    • Marshak, S., Alkmim, F.F., Jordt-Evangelista, H., 1992. Proterozoic crustal extension and the generation of dome-and-keel structure in an Archaean granite-greenstone terrain. Nature 357, 491-493.
    • (1992) Nature , vol.357 , pp. 491-493
    • Marshak, S.1    Alkmim, F.F.2    Jordt-Evangelista, H.3
  • 31
    • 0001207961 scopus 로고
    • Matsushiro, Japan, earthquake swarm: Confirmation of the dilatancy-fluid diffusion model
    • Nur, A., 1974. Matsushiro, Japan, earthquake swarm: confirmation of the dilatancy-fluid diffusion model. Geology 2, 217-221.
    • (1974) Geology , vol.2 , pp. 217-221
    • Nur, A.1
  • 32
    • 0034907868 scopus 로고    scopus 로고
    • Linking of regional and local hydrothermal systems in the mid-crust by shearing and faulting
    • Oliver, N.H.S., 2001. Linking of regional and local hydrothermal systems in the mid-crust by shearing and faulting. Tectonophysics 335, 147-161.
    • (2001) Tectonophysics , vol.335 , pp. 147-161
    • Oliver, N.H.S.1
  • 33
    • 0002941753 scopus 로고
    • Textural and mineralogical variations during metamorphism of the Proterozoic Itabira Iron Formation in the Quadrilátero Ferrífero, Minas Gerais, Brazil
    • Pires, F.R.M., 1995. Textural and mineralogical variations during metamorphism of the Proterozoic Itabira Iron Formation in the Quadrilátero Ferrífero, Minas Gerais, Brazil. Anais da Academia Brasileira de Ciências 67, 77-105.
    • (1995) Anais da Academia Brasileira de Ciências , vol.67 , pp. 77-105
    • Pires, F.R.M.1
  • 36
    • 84879883047 scopus 로고
    • Earthquake rupturing as a mineralizing agent in hydrothermal systems
    • Sibson, R.H., 1987. Earthquake rupturing as a mineralizing agent in hydrothermal systems. Geology 15, 701-704.
    • (1987) Geology , vol.15 , pp. 701-704
    • Sibson, R.H.1
  • 37
    • 0027098529 scopus 로고
    • Implications of fault-valve behaviour for rupture nucleation and recurrence
    • Sibson, R.H., 1992. Implications of fault-valve behaviour for rupture nucleation and recurrence. Tectonophysics 211, 283-293.
    • (1992) Tectonophysics , vol.211 , pp. 283-293
    • Sibson, R.H.1
  • 40
    • 0021784925 scopus 로고
    • Brittle behaviour of ductile metals during stress-corrosion cracking
    • Sieradzki, K., Newman, R.C., 1985. Brittle behaviour of ductile metals during stress-corrosion cracking. Philosophical Magazine A 51, 95-132.
    • (1985) Philosophical Magazine A , vol.51 , pp. 95-132
    • Sieradzki, K.1    Newman, R.C.2
  • 41
    • 0033990818 scopus 로고    scopus 로고
    • Early weathering of palladium gold under lateritic conditions, Maquiné mine, Minas Gerais, Brazil
    • Varajão, C.A.C., Colin, F., Vieillard, P., Melfi, A.J., Nahon, D., 2000. Early weathering of palladium gold under lateritic conditions, Maquiné mine, Minas Gerais, Brazil. Applied Geochemistry 15, 245-263.
    • (2000) Applied Geochemistry , vol.15 , pp. 245-263
    • Varajão, C.A.C.1    Colin, F.2    Vieillard, P.3    Melfi, A.J.4    Nahon, D.5


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