The mechanism of dissolution of minerals in acidic and alkaline solutions: Part I - A new theory of non-oxidation dissolution

Hydrometallurgy

Volumn 149, Issue , 2014, Pages 252-264

  Crundwell, F K ^a  

^a CM Solutions (Pty) Ltd   (South Africa)

Author keywords

Acid dissolution; Alkaline dissolution; Dissolution; Leaching; Non oxidative

Indexed keywords

LEACHING;

ACID DISSOLUTION; ALKALINE DISSOLUTION; ALKALINE SOLUTIONS; DISSOLUTION OF MINERALS; NEW THEORY; NON-OXIDATIVE; OXIDATION DISSOLUTION;

DISSOLUTION;

EID: 84907260354     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.hydromet.2014.06.009     Document Type: Article

References (40)

1. Blesa, M.A., Morando, P.J., Regazzoni, A.E., 1994. Chemical Dissolution of Metal Oxides. CRC Press, Boca Raton.
2. Bockris, J.O'M., Reddy, A.K.N., 1970. Modern Electrochemistry., 2. Plenum Press, New York.
3. Brady, P.V., House, W.A., 1996. Surface controlled dissolution and growth of minerals. In: Brady, P.V. (Ed.), Physics and Chemistry of Mineral Surfaces. CRC Press, Baton Rouge, pp. 225-305.
4. Burkin, A.R., 1966. The chemistry of hydrometallurgy. Van Nostrand, Princeton, NJ.
5. Butler, J.A.V., 1924. A kinetic theory of reversible oxidation potentials in inert electrodes. Trans. Faraday Soc. 19, 734-739.
6. Butler, J.A.V., 1932. The mechanism of overvoltage and its relation to the combination of hydrogen atoms at metal electrodes. Trans. Faraday Soc. 28, 379-382.
7. Casey, W.H., 1991. On the relative dissolution rates of some oxide and orthosilicate minerals. J. Colloid Interface Sci. 146, 586-598.
8. Casey, W.H., Ludwig, C., 1996. The mechanism of dissolution of oxide minerals. Nature 381, 506-509.
9. Crundwell, F.K., 2013. The dissolution and leaching of minerals: mechanisms, myths and misunderstandings. Hydrometallurgy 139, 132-148.
10. Crundwell, F.K., Verbaan, B., 1987. Kinetics of the non-oxidative dissolution of sphalerite. Hydrometallurgy 17, 369.
11. Danilov, V.V., Sorokin, N.M., Ravdel, A.A., 1976. Dissolution of zinc oxide in aqueous solutions of perchloric, hydrochloric, and acetic acids. Zh. Prikl. Khim. (Leningrad) 49, 1006-1010.
12. Diggle, J.W., 1973. Dissolution of oxide phases. In: Diggle, J.W. (Ed.), Oxides and Oxide Films., 2. Marcell Dekker Inc, New York, pp. 281-387.
13. Engell, H.J., 1956. Dissolution of oxides in dilute acids. A contribution to the electrochemistry of ionic solids. Z. Phys. Chem. (NF) 7, 158.
14. Erdey-Grusz, T., Volmer, M., 1930. Zur theorie der wasserstoffuberspannung. Z. Phys. Chem. 150A, 203-213.
15. 3 and BeO. Geochim. Cosmochim. Acta 50, 1847-1860.
16. Gerischer, H., 1960. Semiconductor electrode reactions. In: Tobias, C.W., Delahay, P. (Eds.), Advances in Electrochemistry and Electrochemical Engineering. Interscience, vol 1.
17. Hayes, K.F., Katz, L.E., 1996. Application of X-ray absorption spectroscopy for surface complexation modelling of metal ion sorption. In: Brady, P.V. (Ed.), Physics and Chemistry of Mineral Surfaces. CRC Press, Baton Rouge, pp. 147-223.
18. Jones, C.F., Segall, R.L., Smart, R.C., Turner, P.S., 1978. Initial dissolution kinetics of ionic oxides. Proc. R. Soc. Lon. A 374, 141-153.
19. Locker, L.D., De Bruyn, P.L., 1969. The kinetics of the dissolution of II-VI semiconductor compounds in non-oxidizing acids. J. Electrochem. Soc. 116, 1659-1665.
20. Levich, V.G., 1970. Kinetics of reactions with charge transfer. In: Eyring, H., et al. (Eds.), Physical Chemistry - An Advanced Treatise, vol 9A. Academic Press, New York.
21. Majima, H., Awakura, Y., Yakazi, T., Chikamori, Y., 1980. Acid dissolution of cupric oxide. Metall. Trans. B 12B, 209-214.
22. Majima, H., Awakura, Y., Misaki, N., 1981. A kinetic study on nonoxidative dissolution of sphalerite in aqueous hydrochloric acid solutions. Metall. Trans. B 12B, 645-649.
23. Marcus, R., 1956. On the theory of oxidation reduction reactions involving electron transfer. J. Chem. Phys. 24, 966-978.
24. Memming, R., 2001. Semiconductor Electrochemistry. Wiley-VCH Weinheim, Germany.
25. Miller, R.J.D., McLendon, G.L., Nozik, A.J., Schmickler, W., Willig, F., 1995. Surface Electron Transfer Processes. Wiley, New York.
26. Morrison, S.R., 1980. Electrochemistry at Semiconductor and Oxidized Metal Electrodes. Plenum Press, New York.
27. Oelkers, E.H., 2001. General kinetic description of multioxide silicate mineral and glass dissolution. Geochim. Cosmochim. Acta 65, 3703-3719.
28. Olsen, A.A., 2007. Forsterite dissolution kinetics: applications and implications for chemical weathering. PhD Thesis. Virginia Polythechnic and State University, Blacksburg, Virginia.
29. Pokrovsky, O.S., Schott, J., 2000. Kinetics and mechanisms of forsterite dissolution at 25°C and pH from 1 to 12. Geochim. Cosmochim. Acta 64, 3313-3325.
30. Ramachandra Sarma, V.N., Deo, K., Biswas, A.K., 1976. Dissolution of zinc ferrite samples in acids. Hydrometallurgy 2, 171-184.
31. Romankiw, L.T., De Bruyn, P.L., 1965. The kinetics of dissolution of zinc sulphide in aqueous sulphuric acid. In: Wadsworth, M. (Ed.), Unit Operations in Hydrometallurgy'. Gordon and Breach, New York.
32. Sanemasa, I., Oshida, M., Ozawa, T., 1972. The dissolution of olivine in aqueous solutions of inorganic acids. Bull. Chem. Soc. Jpn. 45, 1741-1746.
33. Schmickler, W., 1995. A unified model for electrochemical electron and ion transfer reactions. Chem. Phys. Lett. 237, 152-160.
34. Schott, J., Pokrovsky, O.S., Oelkers, E.H., 2009. The link betweenmineral dissolution/precipitation kinetics and surface chemistry. Rev. Mineral. Geochem. 70, 207-258.
35. Terry, B., 1983. Specific chemical rate constants for the acid dissolution of oxides and silicates. Hydrometallurgy 11, 315-344.
36. Terry, B., Monhemius, A.J., 1983. Acid dissolution of willemite and hemimorphite. Metall. Trans. B 14B, 335-346.
37. Vermilyea, D.A., 1966. The dissolution of ionic compounds inaqueousmedia. J. Electrochem. Soc. 113, 1067-1070.
38. Vermilyea, D.A., 1969. The dissolution of MgO and Mg(OH)2 in aqueous solutions. J. Electrochem. Soc. 116, 1179-1183.
39. Vetter, K., 1967. Electrochemical Kinetics - Theoretical and Experimental Aspects. Academic Press, New York.
40. Zinder, B., Furrer, G., Stumm, W., 1988. The coordination chemistry of weathering: II. Dissolution of Fe (III) oxides. Geochim. Cosmochim. Acta 50, 1861-1869.