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Australia | |
| Simpson, E.S. (1948), Minerals of Western Australia, Vol 1, p244 |
| The Simpson Mineral Collection of the Western Australian Museum. |
| Pegmatites of Western Australia M Jacobson, M Calderwood, B Grguric Hesperian Press, Perth 2007 |
| Simpson, E.S. (1948), Minerals of Western Australia, Vol 1, p244 |
| Simpson, Edward S. (1928) Famous Mineral Localities: Wodgina, North West Australia, American Mineralogist, Vol. 13, No. 9, September 1928, pp.457-468. |
| Jacobson, Mark Ivan, Calderwood, Mark Andrew, Grguric, Benjamin Alexander (2007) Guidebook to the pegmatites of Western Australia. Hesperian Press, Perth, Western Australia. Simpson, E.S. (1928) Famous Mineral Localities: Wodgina North West Australia, American Mineralogist, 13:9, 457-468. |