Citation: Bindi, L.; Bonazzi, P.; Rothlisberger, F. (2001). Hardystonite from Franklin Furnace: A natural modulated melilite. American Mineralogist, 86, pp. 747-751.
Formula: Al0.07 Ca1.86 Fe0.02 Mg0.03 Mn0.04 Na0.14 O7 Si2 Zn0.85
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al2 Fe2 Mg2 Mn2 O14 Si4 Zn2 (Al Fe Mg Mn O7 Si2 Zn)
Multiplicity: 1