| Registros del 1 al 2 de 2 encontrados |
1.- "Paraiba"-type copper-bearing tourmaline from Brazil, Nigeria, and Mozambique; chemical fingerprinting by LA-ICP-MS
Gemological Institute of America; Santa Monica, CA; USA; United States, 2006
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2.- Copper-bearing tourmalines from new deposits in Paraiba State, Brazil
Gemological Institute of America; Santa Monica, CA; USA; United States, 2007
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