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Labradorite from
Abu Khruq alkaline complex, Red Sea Governorate, Egypt


Locality type:Complex
Classification
Species:Anorthite var: Labradorite
Formula:(Ca,Na)[Al(Al,Si)Si2O8]
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Labradorite data
Locality Data:Click here to view Abu Khruq alkaline complex, Red Sea Governorate, Egypt
Data Identifiers
Mindat Occurrence Record ID:1382823
Long-form Identifier:1:3:1382823:9
GUID (UUID V4):0
Nearest other occurrences of Labradorite
63.4km (39.4 miles) ⓘGabal El-Ineigi, Red Sea Governorate, Egypt
70.9km (44.0 miles) ⓘEl Kahfa Complex, Red Sea Governorate, Egypt
90.6km (56.3 miles) ⓘAbu Ghalaga mine, Red Sea Governorate, Egypt
94.0km (58.4 miles) ⓘUm Rus Mine, Red Sea Governorate, Egypt
References
Akaad, M.K. & El-Ramly, M.F. 1962. The nepheline-syenite ring complex of Gebel Abu Khruq (South-eastern desert of Egypt). Geological Survey of Egypt, Paper, 14.
El Ramly, M.F., Budanov, V.I. & Hussein, A.A.A. 1971. The alkaline rocks of south-eastern Egypt. Geological Survey of Egypt, Paper, 53.
El Ramly, M. F., Dereniuk, N. E., Budanov, V. I., Armanious, L. K., & Hayek, G. G. (1969). A petrological study on the central part of the Gabal Abu Khruq ring complex. Geol Surv Egypt, Paper, (51).
Meneisy, M. Y., & MY, M. (1974). POTASSIUM-ARGON AGES OF NEPHELINE SEYENITE RING COMPLEXES IN EGYPT. Geologisches Jahrbuch, Hannover, D9, 33-39.
Gindy, A. R., AR, G., SO, K., EL RAMLY, M. F., & AI, A. (1978). Contributions to the petrochemistry and geochemistry of the alkaline rocks of Gabal Abu Khruq and Gabal El-Nuhud, South-Eastern Desert, Egypt. Chemie der Erde, 37, 285-301.
Serencsits, C. M., CM, S., KA, F., & El Ramly, M. F. (1979). Alkaline ring complexes in Egypt: their ages and relationship to tectonic development of the Red Sea. Annals of the Geological Survey of Egypt, 9, 102-116.
El-Ramly, M. F., & Hussein, A. A. (1982). The alkaline ring complexes of Egypt. Geol. Surv. Egypt, Paper, 63.
Omar, G.I., Kohn, B.P., Lutz, T.M., Faul, H. (1987) The cooling history of Silurian to Cretaceous alkaline ring complexes, south Eastern Desert, Egypt, as revealed by fission-track analysis. Earth and Planetary Science Letters, 83 (1) 94-108 doi:10.1016/0012-821x(87)90054-9
Soliman, M. M. (1987). The younger granites and ring complexes of the Southeastern Desert of Egypt and their relation to mineralization. Journal of African Earth Sciences (1983), 6(5), 745-754. doi.org/10.1016/0899-5362(87)90010-8
Lutz, T. M., Foland, K. A., Faul, H., & Srogi, L. (1988). The strontium and oxygen isotopic record of hydrothermal alteration of syenites from the Abu Khruq complex, Egypt. Contributions to Mineralogy and Petrology, 98(2), 212-223. doi.org/10.1007/BF00402113
Landoll, J. D., Foland, K. A., Henderson, C. M. B. (1994) Nd isotopes demonstrate the role of contamination in the formation of coexisting quartz and nepheline syenites at the Abu Khruq Complex, Egypt. Contributions to Mineralogy and Petrology, 117 (3) 305-329 doi:10.1007/bf00310871
Mogahed, M. M. (2016). Petrogenesis of cogenetic silica-oversaturated and-undersaturated syenites of Abu Khruq ring complex, South Eastern Desert, Egypt. Journal of African Earth Sciences, 124, 44-62.
 
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