Omphacite from Somali Plate
Lesotho | |
| American Mineralogist (1968): 53: 1833-1840. |
Tanzania | |
| Jia, Zong-yong (2012) Mineral composition characters and prospect of Longido red corundum deposit in Tanzania. Guilin Ligong Daxue Xuebao 32, 173-178 (in Chinese). Yang, Xiao-wen Zhang, Liang-ju |