Corundum from Kyaungdwin, Kathé (Kathe), Mogok Township, Pyin-Oo-Lwin District, Mandalay Region, Myanmar
Myanmar | |
| [var. Sapphire] Halford-Watkins, J.F. (1935b) Burma sapphires – locations and characteristics. The Gemmologist, Vol. 5, No. 52, November, pp. 89–98 |