Citation: Knurr, R. A.; Bailey, S. W. (1986). Refinement of Mn-substituted muscovite and phlogopite Sample: alurgite, type 2M1. Clays and Clay Minerals, 34, pp. 7-16.
Formula: Al2.68 Ba0.01 Fe0.14 H2 K0.93 Mg0.1 Mn0.02 Na0.05 O12 Si3.04 Ti0.02
List type: interleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al12 Fe4 H4 Mg4 Mn4 O24 Si8 Ti4 (Al3 Fe H Mg Mn O6 Si2 Ti)
Multiplicity: 1