Multi spectroscopic techniques to analyze natural minerals to determine corundum type of gemstones from Darfur, Sudan
By: al-Tahir, Sam; al-Faki, Ahmad H.; Fadul, Nur al-Din. Journal of Science and Technology : in Natural and Medical Sciences. Vol. 20, no. 2 (2019), pp.48-60, 13 p.
Subjects: Aluminum oxide; Darfur; Gemstones; Spectrometers; X-ray spectroscopy