Transformation of magnetite to hematite and its influence on the dissolution of iron oxide minerals

Journal of Metamorphic Geology

Volumn 16, Issue 3, 1998, Pages 415-423

  Lagoeiro, L E ^a  

^a FEDERAL UNIVERSITY OF OURO PRETO   (Brazil)

Author keywords

[No Author keywords available]

Indexed keywords

DEFORMATION; DISSOLUTION; HAEMATITE; IRON OXIDE; MAGNETITE; PRESSURE SOLUTION;

BRAZIL;

EID: 0031813488     PISSN: 02634929     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1525-1314.1998.00144.x     Document Type: Article

References (29)

1. Blake, R. L., Batis-Landoulsi, H., Zoltai, T. & Finger, L. W., 1966. Refinement of the hematite structure. American Mineralogist, 53, 123-129.
2. 3 microcrystals: Vacancy distribution and structure. Journal of Solid State Chemistry, 48, 21-32.
3. Bragg, W. H., 1951. The structure of magnetite and the spinels. Nature, 95, 561.
4. Castle, J. E. & Surman, P. L., 1969. The self-diffusion of oxygen in magnetite: The effect of anion vacancy concentration and cation distribution. Journal of Physical Chemistry, 73, 632-634.
5. Columbo, U., Fagherazzi, G., Garrarrini, F., Lanzavecchia, G. & Sironi, G., 1964. Mechanisms in the first stage of the oxidation of magnetites. Nature, 202, 175-176.
6. Cox, S. F. & Etheridge, M. A., 1989. Coupled grain-scale dilatancy and mass transfer during deformation at high fluid pressures: examples from Mount Lyell, Tasmania. Journal of Structural Geology, 11, 147-162.
7. Davis, B. L., Rapp, G. & Walawender, M. J., 1968. Fabric and structural characteristics of the martitization process. American Journal of Science, 266, 482-496.
8. Elliot, D., 1973. Diffusion flow laws in metamorphic rocks. Geological Society of American Bulletin, 84, 2645-2664.
9. Farver, J. R. & Yund, R. A., 1991. Oxygen diffusion in quartz: Dependence on temperature and water fugacity. Chemical Geology, 90, 55-70.
10. 4. Acta Crystallographica, C40, 1491-1493.
11. 2+ ions in spinels with relevance to the process of maghemitization. Mineralogical Magazine, 43, 889-899.
12. Giletti, B. J. & Hess, K. C., 1988. Oxygen diffusion in magnetite. Earth and Planetary Science Letters, 89, 115-122.
13. Greaves, C., 1983. A powder neutron diffraction investigation of vacancy and covalence in γ-ferric oxide. Journal of Solid State Chemistry, 30, 257-263.
14. Hickman, S. H. & Evans, B., 1995. Kinetics of pressure solution at halite-silica interfaces and intergranular clay films. Journal of Geophysical Research, 100, 13 113- 13 132.
15. Lindsley, D. H., 1976. The crystal chemistry and structure of oxide minerals as exemplified by the Fe-Ti oxides. Mineralogical Society of America, Reviews in Mineralogy, 3, 1-60.
16. Marshak, S. & Alkmim, F. F., 1989. Proterozoic contraction/ extension tectonics of the southern São Francisco Region, Minas Gerais, Brazil. Tectonics, 8, 551-571.
17. Morris, R. C., 1980. A textural and mineralogical study of the relationship of iron ore to banded iron-formation in the Hamersley Iron Province of western Australia. Economic Geology, 75, 184-209.
18. Morris, R. C., 1983. Genesis of supergene iron ores from banded iron formation-a logical progression to different ore types. Association of Exploration Geochemistry of Australia, Regional Meeting Abstracts, 57-60.
19. O'Donovan, J. B. & O'Reilly, W., 1980. The temperature dependent cation distribution in titanomagnetites: an experimental test. Physical Chemistry of Minerals, 5, 235-243.
20. Paterson, M. S., 1994. A theory for granular flow accommodated by material transfer via intergranular fluid. Tectonophysics, 245, 135-151.
21. Ramdohr, P., 1980. The Ore Minerals and Their Intergrowths. International Series in Earth Sciences, 35. Pergamon Press, Frankfurt.
22. Rutter, E. H., 1976. The kinetics of rock deformation by pressure solution. Philosophical Transactions of the Royal Society of London, A283, 43-54.
23. Schmid, S. M. & Casey, M., 1986. Complete fabric analysis of some commonly observed quartz c-axis patterns. AGU, Geophysical Monographs, 36, 263-286.
24. Schwarz, S. & Stöckhert, B., 1996. Pressure solution in siliciclastic HP-LT metamorphic rocks - constrains on the state of stress in deep levels of accretionary complexes. Tectonophysics, 255, 203-209.
25. Sharp, Z. D., 1991. Determination of oxygen diffusion rates in magnetite from natural isotopic variations. Geology, 19, 653-656.
26. Swaddle, T.-W. & Oltmann, P., 1980. Kinetics of the magnetite- maghemite-hematite transformation, with special reference to hydrothermal systems. Canadian Journal of Chemistry, 58 (17), 1763-1772.
27. 4. Journal of American Ceramic Society, 66, 829-834.
28. 4). American Mineralogist, 69, 754-770.
29. Weyl, P. K., 1959. Pressure solution and the force of crystallization-A phenomelogical theory. Journal of Geophysical Research, 64, 2001-2025.