Adsorption of Au(I, III) complexes on Fe, Mn oxides and humic acid

Chemical Geology

Volumn 185, Issue 1-2, 2002, Pages 33-49

  Ran, Yong ^a   Fu, Jiamo ^a   Rate, A W ^b   Gilkes, R J ^b  

^a GUANGZHOU INSTITUTE OF GEOCHEMISTRY   (China)

^b UNIVERSITY OF WESTERN AUSTRALIA   (Australia)

Author keywords

Au(I, III) complexes; Humic acid; Hydrolysis; Specific adsorption; Variable charge surfaces

Indexed keywords

ADSORPTION; BIRNESSITE; CHLORIDE; GOETHITE; GOLD; HUMIC ACID; MINERALIZATION; PH;

EID: 0036248407     PISSN: 00092541     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0009-2541(01)00393-X     Document Type: Article

References (65)

1. Adsorption of potential determining ions at the ferric oxide-aqueous electrolyte interface
2. Gold distribution in the surfacial environment, Carajas region, Brazil
3. 2 in major ion seawater
4. The role of humic acid in the transport of gold
5. Mechanism of gold transfer and deposition in a supergene environment
6. m edge XAFS spectroscopy
7. The mobility of gold in tropical rain forest soils
8. The role of fulvic acid in the supergene migration of gold in tropical rain forest soils
9. Genesis of supergene gold deposits in the lateritic regolith of the Yilgarn Block, Western Australia
10. 2: Applicability of the site binding-surface complexation model
11. Solubility of gold under inorganic supergene conditions
12. Behavior of gold in the lateritic equatorial environment: Weathering and surface dispersion of risidual gold particles, at Dondo Mobi, Gabon
13. Surface complexation modeling in aqueous chemistry
14. Adsorption of colloidal gold on colloidal iron oxides
15. Local environmental around gold (III) in aqueous chloride solutions: An EXAFS spectroscopy study
16. The adsorption interaction of aluminum oxide with the Au (1) thiosulfate complex
17. Gold (III) hydroxochloride-complex adsorption on aluminum oxide
18. The geochemistry of gold in lateritic terrains
19. Gold and iron oxide associations under supergene conditions: An experimental approach
20. Selective extraction of organically bound gold in soils, lake sediments and stream sediments
21. On the constancy of sediment-water partition coefficients of hydrophobic organic pollutants
22. An EXAFS study of the adsorption of Au3+ from aqueous chloride solutions to goethite (α-FeOOH)
23. An XPS study of gold deposition at low temperatures on sulphide minerals: Reducing agents
24. Macroscopic partitioning coefficients for metal ion adsorption: Proton stoichiometry at variable pH and adsorption density
25. An XPS and SEM study of gold deposition at low temperatures on sulphide minerals: Concentration by adsorption/reduction
26. Complexation of gold(III)-chloride at the surface of hematite
27. The solubility of gold
28. 195Au study of the sorption of gold by natural layer silicates and iron hydroxides
29. Geochemistry of gold in the weathering cycle
30. Experimental research on the role of organic matter in formation of sedimentary-reworked gold ore deposits
31. Adsorption of gold (III)-chloride and gold (1)-thiosulfate anions by goethite
32. Interactions of gold(III) chloride and elemental gold with peat-derived humic substances
33. Mobility of gold and silver in lateritic weathering profiles: Some obsevations from Western Australia
34. Concentration of gold in natural waters
35. The surface charge on manganese dioxides
36. An experimental investigation of the sorption of gold by pyrites with different thermoelectric properties
37. Gold uptake by silica from dilute chloride, thiosulfate, fate, and ammoniacal solutions
38. Spontaneous deposition of gold on pyrite from solutions containing Au(III) and Au(I) chlorides: Part 1. A surface study
39. The effect of solution composition on the adsorption of gold (III) complexes on hematite
40. Adsorption of chloride complexes of Au (III) on iron oxides
41. Natural organic acids in the transportation, deposition, and concentration of gold
42. Gold-chloride complexes in very acidic aqueous solutions and at temperatures 25-300 °C: A laser Raman spectroscopic study
43. Speciation of aqueous gold(III) chloride from ultraviolet/visible absorption and Raman/resonance Raman spectroscopies
44. The behavior of gold in the oxidation of gold-bearing sulfides
45. 2
46. The stability of hydrosulphido and sulphido-complexes of Ag (I) and Au (I) at 25°C
47. Gold sorption onto pyrite and goethite: A radiotracer study
48. Reduction of ionic species by fulvic acid
49. The redox properties and the determination of the normal potential of the peat-water system
50. The speciation of gold in aqueous solution: A theoretical study
51. Gold speciation in natural waters: I. Solubility and hydrolysis reactions of gold in a aqueous solution
52. Gold speciation in natural water: II. The importance of organic complexing-Experiments with some simple model ligands
53. A distributed reactivity model for sorption by soils and sediments. 1. Conceptual basis and equilibrium assessments
54. 2O at 25°C and 1 atm
55. The influence of climate, geomorphology and primary geology on the supergene migration of gold and silver
56. Origin of quartz-free gold nuggets and supergene gold found in laterites and soils-A review and some new observations
57. An EPR study of the reduction of vanadium (V) to vanadium (IV) by fulvic acid
58. The role of humic substances in the transport and fixation of metals of economic interest (Au, Pt, Pd, U, V)
59. A three-stage model for the Igarape Bahia lateritic gold deposit, Carajas, Brazil