Citation: Kuz'micheva, G.M.; Zharikov, E.V.; Denisov, A.L. (1995). X-ray structural study of synthetic gehlenites Ca2 Al (Al Si) O7 and akermanites Ca2 Mg Si2 O7, doped with chromium ions. Zhurnal Neorganicheskoi Khimii, 40, pp. 1422-1428.
Formula: Al2 Ca2 Cr0.026 O7 Si0.974
Chemical name: Ca2 Al (Al (Si0.974 Cr0.026) O7)
List type: noninterleaving
List: 2D
Basis: (1;0;0 0;1;0)
Dimensionality: 2
Formula: Al6 Cr4 O14 Si4 (Al3 Cr2 O7 Si2)
Multiplicity: 1