| http://www.w3.org/ns/prov#value | - Elements such as Ga, Y, Nb, Sn, and Zn, rarely considered in the discussion of differentiation or alteration processes in micas, have been shown to be as significant as the alkali-elements.Um grande cristal de muscovita, macroscopicamente homog???neo, procedente do Pegmatito Cruzeiro, localizado na Prov???ncia Pegmat???tica Oriental, em Minas Gerais, exibe padr???o de distribui??????o complexa par
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