Citation: Brigatti, M. F.; Galli, E.; Medici, L.; Poppi, L.; Cibin, G.; Marcelli, A.; Mottana, A. (2001). Chromium-containing muscovite: crystal chemistry and XANES spectroscopy. European Journal of Mineralogy, 13, pp. 377-389.
Formula: Al2.774 Ca0.004 Cr0.099 F0.031 Fe0.021 H1.92 K0.725 Mg0.02 Na0.268 O11.969 Si3.069 Ti0.019
List type: interleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al12 Cr4 F4 Fe4 Mg4 O28 Si8 Ti4 (Al3 Cr F Fe Mg O7 Si2 Ti)
Multiplicity: 1