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Zargat Naam Ridge, Red Sea Governorate, Egypti
Regional Level Types
Zargat Naam RidgeRidge
Red Sea GovernorateGovernorate
EgyptCountry

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Latitude & Longitude (WGS84):
23° 45' North , 34° 40' East
Latitude & Longitude (decimal):
23.75000,34.66667
GeoHash:
G#: su0xhge3z
GRN:
N16E23
Type:
Ridge
KΓΆppen climate type:
BWh : Hot deserts climate
Mindat Locality ID:
406464
Long-form identifier:
mindat:1:2:406464:3
GUID (UUID V4):
0ad61641-c690-41a7-8e7b-011fd7fc04ed


Curving 8 km long ridge may represent the eastern half of a ring, the western part of which is obscured by volcanic rocks, Nubian sandstone, which is in places metamorphosed and wadi alluvium. There are remnants of a volcanic cone, overlying Nubian sandstone.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


3 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

β“˜ Aegirine
Formula: NaFe3+Si2O6
References:
Abdel-Karim, A.M., Azzaz, S.A. & Abdel-Gaward, G.M. 1997. Petrography and geochemistry of the basement rocks of Zargat Na'Am-Hagar El-Fil area, South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 20, 281-308.
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.
Hashad, A. H., AH, H., & EL REEDY, M. W. M. (1979). Geochronology of the anorogenic alkalic rocks South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 9, 81-101.
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 REEDY, M. W. (1985). Preliminary investigation on the distribution of uranium and thorium in some alkaline rocks of South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 15, 115-121.
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(1-4), 94-108. doi.org/10.1016/0012-821X(87)90054-9
β“˜ 'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
References:
Abdel-Karim, A.M., Azzaz, S.A. & Abdel-Gaward, G.M. 1997. Petrography and geochemistry of the basement rocks of Zargat Na'Am-Hagar El-Fil area, South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 20, 281-308.
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.
Hashad, A. H., AH, H., & EL REEDY, M. W. M. (1979). Geochronology of the anorogenic alkalic rocks South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 9, 81-101.
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 REEDY, M. W. (1985). Preliminary investigation on the distribution of uranium and thorium in some alkaline rocks of South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 15, 115-121.
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(1-4), 94-108. doi.org/10.1016/0012-821X(87)90054-9
β“˜ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
References:
Abdel-Karim, A.M., Azzaz, S.A. & Abdel-Gaward, G.M. 1997. Petrography and geochemistry of the basement rocks of Zargat Na'Am-Hagar El-Fil area, South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 20, 281-308.
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.
Hashad, A. H., AH, H., & EL REEDY, M. W. M. (1979). Geochronology of the anorogenic alkalic rocks South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 9, 81-101.
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 REEDY, M. W. (1985). Preliminary investigation on the distribution of uranium and thorium in some alkaline rocks of South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 15, 115-121.
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(1-4), 94-108. doi.org/10.1016/0012-821X(87)90054-9
β“˜ Quartz
Formula: SiO2
References:
Abdel-Karim, A.M., Azzaz, S.A. & Abdel-Gaward, G.M. 1997. Petrography and geochemistry of the basement rocks of Zargat Na'Am-Hagar El-Fil area, South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 20, 281-308.
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.
Hashad, A. H., AH, H., & EL REEDY, M. W. M. (1979). Geochronology of the anorogenic alkalic rocks South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 9, 81-101.
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 REEDY, M. W. (1985). Preliminary investigation on the distribution of uranium and thorium in some alkaline rocks of South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 15, 115-121.
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(1-4), 94-108. doi.org/10.1016/0012-821X(87)90054-9
β“˜ Riebeckite
Formula: ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2
References:
Abdel-Karim, A.M., Azzaz, S.A. & Abdel-Gaward, G.M. 1997. Petrography and geochemistry of the basement rocks of Zargat Na'Am-Hagar El-Fil area, South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 20, 281-308.
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.
Hashad, A. H., AH, H., & EL REEDY, M. W. M. (1979). Geochronology of the anorogenic alkalic rocks South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 9, 81-101.
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 REEDY, M. W. (1985). Preliminary investigation on the distribution of uranium and thorium in some alkaline rocks of South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 15, 115-121.
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(1-4), 94-108. doi.org/10.1016/0012-821X(87)90054-9
β“˜ 'Sodic amphibole'
References:
Abdel-Karim, A.M., Azzaz, S.A. & Abdel-Gaward, G.M. 1997. Petrography and geochemistry of the basement rocks of Zargat Na'Am-Hagar El-Fil area, South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 20, 281-308.
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.
Hashad, A. H., AH, H., & EL REEDY, M. W. M. (1979). Geochronology of the anorogenic alkalic rocks South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 9, 81-101.
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 REEDY, M. W. (1985). Preliminary investigation on the distribution of uranium and thorium in some alkaline rocks of South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 15, 115-121.
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(1-4), 94-108. doi.org/10.1016/0012-821X(87)90054-9

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
β“˜Quartz4.DA.05SiO2
Group 9 - Silicates
β“˜Aegirine9.DA.25NaFe3+Si2O6
β“˜Riebeckite9.DE.25β—»[Na2][Fe2+3Fe3+2]Si8O22(OH)2
Unclassified
β“˜'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
β“˜'Apatite'-Ca5(PO4)3(Cl/F/OH)
β“˜'Sodic amphibole'-

List of minerals for each chemical element

HHydrogen
Hβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hβ“˜ Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
Hβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
OOxygen
Oβ“˜ AegirineNaFe3+Si2O6
Oβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oβ“˜ QuartzSiO2
Oβ“˜ Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
Oβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
Fβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
NaSodium
Naβ“˜ AegirineNaFe3+Si2O6
Naβ“˜ Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
MgMagnesium
Mgβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Alβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
SiSilicon
Siβ“˜ AegirineNaFe3+Si2O6
Siβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siβ“˜ QuartzSiO2
Siβ“˜ Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2
PPhosphorus
Pβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
ClChlorine
Clβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
CaCalcium
Caβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Tiβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
FeIron
Feβ“˜ AegirineNaFe3+Si2O6
Feβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feβ“˜ Riebeckite◻[Na2][Fe32+Fe23+]Si8O22(OH)2

Geochronology

Mineralization age: Phanerozoic : 404 Β± 8 Ma to 29.9 Β± 2.0 Ma

Important note: This table is based only on rock and mineral ages recorded on mindat.org for this locality and is not necessarily a complete representation of the geochronology, but does give an indication of possible mineralization events relevant to this locality. As more age information is added this table may expand in the future. A break in the table simply indicates a lack of data entered here, not necessarily a break in the geologic sequence. Grey background entries are from different, related, localities.

Geologic TimeRocks, Minerals and Events
Phanerozoic
 Cenozoic
  Paleogene
   Oligocene
β“˜ Apatite (youngest age)29.9 Β± 2.0 Ma
   Eocene
β“˜ Apatite (oldest age)36.5 Β± 1.6 Ma
    
  
 Paleozoic
  Devonian
   Early/Lower Devonian
β“˜ Syenite404 Β± 8 Ma

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Abdel-Karim, A.M., Azzaz, S.A. & Abdel-Gaward, G.M. 1997. Petrography and geochemistry of the basement rocks of Zargat Na'Am-Hagar El-Fil area, South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 20, 281-308.
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.
Hashad, A. H., AH, H., & EL REEDY, M. W. M. (1979). Geochronology of the anorogenic alkalic rocks South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 9, 81-101.
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 REEDY, M. W. (1985). Preliminary investigation on the distribution of uranium and thorium in some alkaline rocks of South Eastern Desert, Egypt. Annals of the Geological Survey of Egypt, 15, 115-121.
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(1-4), 94-108. doi.org/10.1016/0012-821X(87)90054-9
Woolley, A. R. (2001). Alkaline rocks and carbonatites of the world. Part 3: Africa. Geological Society. Natural History Museum, London, p. 60.
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