 | | Journal (article/letter/editorial) | | phoshate mineral associations of the Tsaobismund pegmatite, Namibia Andr6-Mathieu Fransolet l, Paul Keller...one phosphate minerals occurring in the Tsaobismund pegmatite. This investigation is complemented by wet...alteration processes have been recognized in the Tsaobismund pegmatite: (i) the Mason-Quensel sequence results...successively; (ii) the metasomatic exchange of Na for Li produces alluaudite; in the present case, the formation...considered to be earlier than the generation of alluaudite-Na[] occurring in the three associations; (iii) |  | Roda, Encarnación, Pesquera, Alfonso, Fontan, François, Keller, Paul (2004) Phosphate mineral associations in the Cañada pegmatite (Salamanca, Spain) : Paragenetic relationships, chemical compositions, and implications for pegmatite evolution. American Mineralogist, 89 (1) 110-125 doi:10.2138/am-2004-0114 | Journal (article/letter/editorial) | | Phosphate mineral associations in the Cañada pegmatite (Salamanca, Spain): Paragenetic relationships... chemical compositions, and implications for pegmatite evolution ENCARNACIÓN RODA,1,* ALFONSO PESQUERA...ABSTRACT The Cañada pegmatite (Salamanca, Spain), a Li-P-(Sn-Nb ± Ta)-bearing granitic pegmatite, is intruded...ferrocolumbite, and cassiterite, typical of an evolved pegmatite facies. As a result of the decrease of Mg, the...reflect contamination of marginal zones of the pegmatite by some type of reaction with the host gabbro |
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