Locations of the investigated gem minerals from Egypt and Saudi Arabia and scaled photos of colored gem minerals (IMAGE)
Caption
Locations of the investigated gem minerals from Egypt and Saudi Arabia. Scaled photos of colored gem minerals are given. For all, field of view (FOV) = 4 cm. (1) Peridot, Zabargad (St. John’s), off the Egyptian Red Sea coast. (2) Peridot from Harrat Kishb (volcanic field), Saudi Arabia. (3a) Emerald and (3b) Amazonite, Wadi Sikait, Wadi El-Gemal area, Eastern Desert, Egypt. (4) Low-grade emerald (beryl), Wadi Ghazala, Sinai Peninsula, Egypt. (5) Amethyst, Aswan area, Eastern Desert, Egypt.
Credit
Khedr et al.
Usage Restrictions
Journalists may use this image only with appropriate credit and when reporting on this research.
License
Original content