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Brazil | |
| Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90. |
| www.minsocam.org (2004) http://www.minsocam.org/MSA/AmMin/TOC/Articles_Free/2002/Eeckhout_p1297-1306_02.pdf |
| Kampf, Anthony R. (2002) Collector Profile: John Jago Trelawney. The Mineralogical Record, 33 (3) 217-224 |
| Da Silva, M.R.R. (2011): Petrogenetic significance of LA-ICP-MS trace-element data on quartz from the Borborema Pegmatite Province, northeast Brazil. Mineralogical Magazine 75, 2703-2719. Novák, Milan, Gadas, Petr, Beurlen, Hartmut, Moura, Odúlio JM, others (2011) Compositional variations in primary and secondary tourmaline from the Quintos pegmatite, Borborema pegmatite province, Brazil; redistribution of Cu, Mn, Fe and Zn in secondary tourmaline. Asociación Geológica Argentina, Serie D, Publicación Especial, 14. 149-151 Beurlen, H. Müller, A. Silva, D. |
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| Robinson, G.W., Wegner, R.R. (1998) Mineralogy of the Boqueiraozinho pegmatite, Parelhas, Rio Grande do Norte, Brazil. The Mineralogical Record: 29: 193-197. |
| Da Silva, M.R.R. (2011): Petrogenetic significance of LA-ICP-MS trace-element data on quartz from the Borborema Pegmatite Province, northeast Brazil. Mineralogical Magazine 75, 2703-2719. Beurlen, H. Müller, A. Silva, D. |
Alto Mirador pegmatite, Ermo, Carnaúba dos Dantas, Rio Grande do Norte, Brazil