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handle: 10261/23737
Se caracteriza por análisis químico, microscopía óptica y difracción de rayos X un mineral neoformado en los lodos del Embalse de Proserpina. Los datos analíticos confirman la identidad del mineral como vivianita, fosfato de hierro hidratado, que aparece comúnmente en depósitos sedimentarios asociado a huesos, madera en descomposición y otros residuos orgánicos. El análisis químico del mineral indica un elevado porcentaje de ión férrico, procedente de la oxidación del ión ferroso, responsable del intenso color azul del mineral. Los diagramas de difracción de rayos X se ajustan perfectamente a la ficha 30-622 del fichero JCPDS correspondiente a vivianita sintética.
QE1-996.5, Mérida (Extremadura), Proserpina dam (Mérida, Proserpina dam, Geology, vivianite, Extremadura), extremadura), Embalse Proserpina, Vivianita, proserpina dam (mérida, Mérida, Vivianite
QE1-996.5, Mérida (Extremadura), Proserpina dam (Mérida, Proserpina dam, Geology, vivianite, Extremadura), extremadura), Embalse Proserpina, Vivianita, proserpina dam (mérida, Mérida, Vivianite
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