Locality type: | Ridge |
Classification |
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Species: | 'Apatite' (not an IMA approved species) |
Formula: | Ca5(PO4)3(Cl/F/OH) |
Age information |
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Maximum recorded age: | 77.2 ± 2.9 Ma |
Minimum recorded age: | 72.0 ± 4.6 Ma |
Sample ages: | | Recorded age | Geologic Time | Sample | Dating method |
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1 | 77.2 ± 2.9 to 72.0 ± 4.6 Ma | Late/Upper Cretaceous | - | Fission-track |
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Sample references: | |
1 | - | 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 |
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Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Apatite data |
Locality Data: | Click here to view El Naga Ridge, Red Sea Governorate, Egypt |
Data Identifiers |
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Mindat Occurrence Record ID: | 1424396 |
Long-form Identifier: | 1:3:1424396:7 |
GUID (UUID V4): | 009fe8d3-d048-450d-b59a-01efa1073eb2 |
Nearest other occurrences of Apatite |
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22.3km (13.9 miles) | ⓘMishbih Complex, Red Sea Governorate, Egypt |
52.3km (32.5 miles) | ⓘNigrub El Fogani Complex, Red Sea Governorate, Egypt |
References |
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El Ramly, M. F., Budanov, V. I., Armanious, L. K., & Dereniuk, N. E. (1969). The three ring complexes of Gabal El Kahfa, GabalNigrub El Fogani and Gabal El Naga, south Eastern Desert of Egypt. Geol. Surv. Egypt, paper, (52), 39. |