Citation: Papike, J.J.; Clark, J.R.; Ross, M. (1969). Crystal-chemical characterization of clinoamphiboles based on five new structure refinements. Mineralogical Society of America: Special Papers, 2, pp. 117-136.
Formula: Ca0.38 H2 Mg5.56 Mn Na0.06 O24 Si8
Chemical name:(Na0.06 Ca0.38 Mg0.56 Mn) Mg5 (Si8 O22 (O H)2)