Poorly crystalline Pd-Hg-Au intermetallic compounds from Córrego Bom Sucesso, southern Serra do Espinhaço, Brazil

European Journal of Mineralogy

Volumn 21, Issue 4, 2009, Pages 811-816

  Cabral, Alexandre Raphael ^a   Vymazalová, Anna ^b   Lehmann, Bernd ^c   Tupinambá, Miguel ^d   Haloda, Jakub ^b   Laufek, František ^b   Vlček, Vojtěch ^e   Kwitko Ribeiro, Rogerio ^f  

^a RHODES UNIVERSITY   (South Africa)

^b CZECH GEOLOGICAL SURVEY   (Czech Republic)

^c CLAUSTHAL UNIVERSITY OF TECHNOLOGY   (Germany)

^d STATE UNIVERSITY OF RIO DE JANEIRO   (Brazil)

^e CHARLES UNIVERSITY   (Czech Republic)

^f Centro de Desenvolvimento Mineral Companhia   (Brazil)

Author keywords

Auriferous PdHg; Brazil; C rrego Bom Sucesso; Electron backscattered diffraction; Electron microprobe analysis; Minas Gerais; Powder X ray microdiffraction; Serro

Indexed keywords

BINARY ALLOYS; COBALT ALLOYS; CRYSTALLINITY; ELECTRON DIFFRACTION; ELECTRON PROBE MICROANALYSIS; GOLD ALLOYS; GOLD COMPOUNDS; INTERMETALLICS; MERCURY AMALGAMS; MERCURY COMPOUNDS; PALLADIUM COMPOUNDS; PLATINUM; POWDER METALS; PRECIPITATION (CHEMICAL); TERNARY ALLOYS; X RAY DIFFRACTION; X RAYS;

AURIFEROUS PDHG; BRAZIL; ELECTRON BACK-SCATTERED DIFFRACTION; MINAS GERAIS; POWDER X-RAYS; SERRO;

PALLADIUM ALLOYS;

ALLUVIAL DEPOSIT; CRYSTALLINITY; ELECTRON PROBE ANALYSIS; GOLD; LEAD; MERCURY (ELEMENT); PLATINUM; TYPE LOCALITY; X-RAY DIFFRACTION;

BRAZIL; MINAS GERAIS; SERRA DO ESPINHACO;

EID: 77956188499     PISSN: 09351221     EISSN: None     Source Type: Journal    
DOI: 10.1127/0935-1221/2009/0021-1943     Document Type: Article

References (28)

1. Baranski, A., Kryska, A., Galus, Z. (1993): On the electrochemical properties of the Pd + Hg system. J. Electroanal. Chem., 349, 341-354.
2. Cabrai, A.R., Beaudoin, G., Kwitko-Ribeiro, R., Lehmann, B., Polônia, J.C., Choquette, M. (2006): Platinum-palladium nuggets and mercury-rich palladiferous platinum from Serro, Minas Gerais, Brazil. Can. Mineral., 44, 385-397. (Pubitemid 44151124)
3. Cabrai, A.R., Beaudoin, G., Choquette, M., Lehmann, B., Polônia, J.C. (2007): Supergene leaching and formation of platinum in alluvium: evidence from Serro, Minas Gerais, Brazil. Mineral. Petrol., 90, 141-150.
4. 3 from Itabira, Minas Gerais, Brazil. Terra Nova, 20, 32-37.
5. 3Pd in alluvium from southern Serra do Espinhaço, Brazil. N. Jahrb. Miner. Abh., 184, 329-336.
6. Cabri, L.J. (2002): The platinum-group minerals, in "The geology, geochemistry, mineralogy and mineral beneficiation of platinum-group elements", L.J. Cabri, ed., Canadian Institute of Mining, Metallurgy and Petroleum, 54, 13-129.
7. Cassedanne, J.P. & Alves, J.N. (1992): Palladium and platinum from Córrego Bom Sucesso, Minas Gerais, Brazil. Mineral. Rec., 23, 471-474.
8. Cassedanne, J.P. & Cassedanne, J.O. (1974): As aluviões platinfferas de Serro (MG). in "Anais do 28° Congresso Brasileiro de Geologia". Sociedade Brasileira de Geologia, Porto Alegre, Brazil, 6, 33-47.
9. Cassedanne, J.P., Jedwab, J., Alves, J.N. (1996): Apport d'une prospection systématique à l'étude de l'origine de l'or et du platine alluviaux du Córrego Bom Sucesso (Serro - Minas Gérais). An. Acad. Bras. Ciênc, 68, 569-582. (Pubitemid 126446793)
10. Durussel, Ph. & Feschotte, P. (1996): The binary system Pb-Pd. J. Alloys Comp., 236, 195-202. (Pubitemid 126387239)
11. Fleet, M.E., de Almeida, C.M., Angeli, N. (2002): Botryoidal platinum, palladium and potarite from the Bom Sucesso stream, Minas Gérais, Brazil: compositional zoning and origin. Can. Mineral., 40, 341-355. (Pubitemid 34781331)
12. Freyberg, B. von (1934): Die Bodenschätze des Staates Minas Geraes (Brasilien). E. Schweizerbart'sche, Stuttgart, 453p.
13. Guminski, C. (1990): Hg-Pd (Mercury-Palladium), in "Binary Alloy Phase Diagrams", T.B. Massalski, ed., ASM International, Ohio, 1, 2151-2152.
14. HKL Technology (2004): CHANNEL 5, HKL-Technology A/S, Hobro, Denmark.
15. Humboldt, A. von (1826): Ueber die Lagerung des Platins. An. Phys., 83, 515-520.
16. Hussak, E. (1904): Über das Vorkommen von Palladium und Platin in Brasilien. Sitzungsberichte der mathematisch-naturwissenschaftlichen Klasse der Kaiserlichen Akademie der Wissenschaften, 113, 379-466.
17. Hussak, E. (1906): Über das Vorkommen von Palladium und Platin in Brasilien. Z prakt. Geol., 14, 284-293.
18. Kwitko, R., Cabrai, A.R., Lehmann, B., Laflamme, J.H.G., Cabri, L.J., Criddle, A.J., Galbiatti, H.F. (2002): Hongshiite (PtCu) from itabirite-hosted Au-Pd-Pt mineralization (jacutinga), Itabira district, Minas Gerais, Brazil. Can. Mineral., 40, 711-723. (Pubitemid 34788988)
19. Leake, R.C., Bland, D.J., Styles, M.T., Cameron, D.G. (1991): Internal structure of Au-Pd-Pt grains from south Devon, England, in relation to low-temperature transport and deposition. Appl. Earth Sci. (Trans. Inst. Min. Metal. B), 100, B159-B178.
20. Martins-Neto, M.A. (1996): Lacustrine fan-deltaic sedimentation in a Proterozoic rift basin: the Sopa-Brumadinho tectonosequence, southeastern Brazil. Sediment. Geol., 106, 65-96.
21. Massalski, T.B. (1990): Pd-Pb (Palladium-Lead), in "Binary Alloy Phase Diagrams", T.B. Massalski, ed., ASM International. Ohio, 3, 2998-3000.
22. Newbury, D.E, Echlin, P., Joy, D.C. (1986): Advanced scanning electron microscopy and X-ray microanalysis. Springer, Heidelberg, 454p.
23. Schmidt, N.H., Bildesorensen, J.B., Jensen, D.J. (1991): Band positions used for online crystallographic orientation determination from electron back scattering patterns. Scanning Microsc, 5, 637-643.
24. Shcheka, G.G. & Lehmann, B. (2007): Gold overprint of PGE alloy: an example from the Fadeevka Au-PGE placer, Russian Far East. Mineral. Petrol., 89, 275-282.
25. Simova, V., Bezdicka, P., Hradilova, J., Hradil, D., Grygar, T. (2005): X-ray microdiffraction for routine analysis of paintings. Powder Diffr., 20, 224-229. (Pubitemid 43127411)
26. Spencer, L.J. (1928): Potarite, a new mineral discovered by the late Sir John Harrison in British Guiana. Mineral. Mag., 21, 397-406.
27. Terada, K. & Cagle, F.W., Jr. (1960): The crystal structure of potarite (PdHg) with some comments on allopalladium. Am. Mineral, AS, 1093-1097.
28. Yang, K. & Seccombe, P.K. (1993): Platinum-group minerals in the chromitites from the Great Serpentinite Belt, NSW, Australia. Mineral. Petrol, 47, 263-286.