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Zimbabwe | |
| Bartholomew, D. S. (1990). Base metal and industrial mineral deposits of Zimbabwe. Zimbabwe Geological Survey, Mineral Resources Survey No. 22 |
| Webster, R. (1994) Gems: their sources, description and identification. 5th ed., P.G. Read (ed). (Butterworths, London). Phillips, G. & Brown, G. (1989) Mtorolite. Australian Gemmologist, 17, 205-207 Lapidary Journal, vol. 21, 1967, pp. 1188-1189 |
Mutorashanga, Zvimba District, Mashonaland West, Zimbabwe