Mineral Chemistry of Pyroxene Gneiss in Obudu, SE Nigeria, and Its Petrological Significance
By: Ifeoma Agbi and Emmanuel M. Iroka
References
- Rahaman, M.A. (1988): Recent advances in the study of the basement complex of Nigeria. In: Precambrian Geology of Nigeria, Oluyide, P.O. (ed). Geological Survey of Nigeria Publication: Nigeria, pp. 11–43.
- Ekwueme, B.N. (2003): The Precambrian geology and evolution of southeastern Nigerian Basement Complex. University of Calabar Press: Calabar, 135 p.
- Dada, S.S. (2008): Proterozoic evolution of the Nigeria – Boborema province. In: West Gondwana: Pre-Cenozoic correlations across the South Atlantic region. Geological Society Special Publication: London, pp.121–136, DOI: 10.1144/SP294.7.
- Ekwueme, B.N., Kröner, A. (2006): Single zircon ages of migmatitic gneisses and granulites in the Obudu Plateau: Timing of granulite-facies metamorphism in southeastern Nigeria. Journal of African Earth Sciences, 44 pp. 459–469, DOI: 10.1016/j.jafrearsci.2005.11.013.
- Ugwuonah, E.N., Tsunogae, T., Ekwueme, B.N. (2019): Petrology and phase equilibrium modelling of granulites from Obudu in the Benin-Nigerian Shield, Southeastern Nigeria: Implications for clockwise P-T evolution in a collisional orogen. Mineralogy and Petrology, 113(3), pp. 353–368, DOI: 10.1007/s00710-019-00652-4.
- Ukwang, E.E., Ekwueme, B.N., Horsley, R.J. (2003): Petrology of granulite facies rocks in Ukwortung area of Obudu Plateau, Southeastern Nigeria. Global Journal of Geological Sciences, 1(2), pp. 159–167.
- Dada, S.S. (1998): Crust-forming ages and proterozoic crustal evoluton in Nigeria: a reappraisal of current interpretations. Precambrian Research, 87(1–2), pp. 65–74, DOI: 10.1016/S0301-9268(97)00054-5.
- Ukwang, E.E., Ekwueme, B.N., Kröner, A. (2012): Single zircon evaporation ages: Evidence for the Mesoproterozoic crust in the southeastern Nigerian basement complex. Chinese Journal of Geochemistry, 31(1), pp. 48–54, DOI: 10.1007/s11631-012-0548-4.
- Leake, B., Woolley, A., Arps, C., Birch, W., Gilbert, M., Grice, J., Hawthrone, F., Kato, A., Kisch, H., Krivovichev, V., Linthout, K., Laird, J., Mandarino, J., Maresch, W., Nickel, E., Rock, N., Schumacher, J., Smith, D., Stephenson, N., Ungaretti, L., Whittaker, E., Youzhi, G. (1997): Nomenclature of amphiboles: Report of the subcommittee on amphiboles of the International Mineralogical Association, commission on new minerals and mineral names. The Canadian Mineralogist, 35(1), 219–246.
- Spear, F.S. (1993): Metamorphic Phase Equilibria and Pressure-Temperature-Time Paths. Mineralogical Society of America: Washington, D.C, 799 p.
- Bucher, K., Grapes R. (2011): Petrogenesis of Metamorphic Rocks. Springer: Berlin, Heidelberg, 428 p.
- Holland, T., Blundy, J. (1994): Non-ideal interactions in calcic amphiboles and their bearing on amphibole-plagioclase thermometry. Contributions to Mineralogy and Petrology, 116(4), 433–447, DOI: 10.1007/BF00310910.
- Frost, B.R. (1991): Stability of oxide minerals in metamorphic rocks. In: Oxide Minerals: Petrologic and Magnetic Significance, Lindsley, D.H. (ed). DeGruyter: Berlin, pp. 469–488.
DOI: https://doi.org/10.2478/rmzmag-2023-0001 | Journal eISSN: 1854-7400
Language: English, Slovenian
Submitted on: Jan 23, 2023
Accepted on: Feb 14, 2023
Published on: Aug 29, 2023
Published by: Sciendo
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
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© 2023 Ifeoma Agbi, Emmanuel M. Iroka, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.