| Locality type: | Mine |
| Classification |
|---|
|
| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Data |
|---|
|
| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Emerald mines (Sikait emerald deposit), Wadi Sikait, Red Sea Governorate, Egypt |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 1743819 |
| Long-form Identifier: | 1:3:1743819:5 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
|---|
|
|
| 4.4km (2.7 miles) | ⓘBore Hole #5, Wadi Abu Rasheid, Red Sea Governorate, Egypt |
| 4.5km (2.8 miles) | ⓘLeucogranite, Wadi Abu Rasheid, Red Sea Governorate, Egypt |
| 4.6km (2.9 miles) | ⓘKhour Abalea, Red Sea Governorate, Egypt |
| 4.8km (3.0 miles) | ⓘEmerald mines, Wadi Abu Rasheid, Red Sea Governorate, Egypt |
| 5.0km (3.1 miles) | ⓘEmerald mines, Wadi Nugrus, Red Sea Governorate, Egypt |
| 34.4km (21.4 miles) | ⓘHafafit, Red Sea Governorate, Egypt |
| 48.7km (30.3 miles) | ⓘHelgate prospect (Hilgit deposit), Um Samiuki deposit, Red Sea Governorate, Egypt |
| 54.1km (33.6 miles) | ⓘAbu Khruq alkaline complex, Red Sea Governorate, Egypt |
| 55.7km (34.6 miles) | ⓘAtud mine, Red Sea Governorate, Egypt |
| 58.3km (36.2 miles) | ⓘGabal Igla Ahmr, Red Sea Governorate, Egypt |
| References |
|---|
|
Elsagheer, Mustafa A.; Azer, Mokhles K.; Moussa, Hilmy E.; Maurice, Ayman E.; Sami, Mabrouk; El Maaty, Moustafa A. Abou; Akarish, Adel I. M.; Heikal, Mohamed Th. S.; Khedr, Mohamed Z.; Elnazer, Ahmed A.; et al. (2025) Late Neoproterozoic Rare-Metal Pegmatites with Mixed NYF-LCT Features: A Case Study from the Egyptian Nubian Shield. Minerals, 15 (5). doi:10.3390/min15050495 |
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