Citation: della Ventura, G.; Bonazzi, P.; Oberti, R.; Ottolini, L. (2002). Ciprianiite and Mottanaite-(Ce), two new minerals of the Hellandite group from Latium (Italy). American Mineralogist, 87, pp. 739-744.
Formula: Al0.5 B3.99 Be1.18 Ca4.37 Ce1.46 F0.53 Fe0.38 H0.43 Li0.02 Mg0.03 O23.47 Si3.98 Th0.17 Ti0.07
Chemical name: Ca4 (Ce1.46 Ca0.37 Th0.17) (Al0.5 Fe0.38 Mg0.03 Ti0.07) (Be1.18 Li0.02) B3.99 Si3.98 O22 (O1.04 F0.53 (O H)0.43)
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al2 B8 Be4 Ca4 Ce4 F4 Fe2 Li4 Mg2 O48 Si8 Th4 Ti2 (Al B4 Be2 Ca2 Ce2 F2 Fe Li2 Mg O24 Si4 Th2 Ti)
Multiplicity: 1