Four Treasures Reference Database
Record No. 1630
Nota Adicional sobre as safiras do Rio Coxim, Mato Grosso
Additional note on the sapphires of the Coxim River, Mato Grosso
Journal Article
Souza Campos, J.E., de (1961) Nota Adicional sobre as safiras do Rio Coxim, Mato Grosso. [Additional note on the sapphires of the Coxim River, Mato Grosso] Gemologia, Vol. 6, No. 24, pp. 61–62.
Language: in Portuguese | not seen
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corundum, Brazil.12, gems