Resumen de Primera aparición en España de cronstedtita: caracterización estructural

José Ángel López García, José Ignacio Manteca Martínez, Ángel Carmelo Prieto Colorado, Benjamín Calvo Pérez

• Cronstedtite has been identified in the Fe-Pb-Zn ore of Sierra de Cartagena (S. E. Spain). This mineral has been studied by scanning electron microscopy (SEM), X-ray diffraction and IR spectroscopy. The results confirm the sample as a IT politype of Cronstedtite, trioctraedral 1: 1 layer silicate.