| NN | Card | Specie | Formula | Space Group |
|---|---|---|---|---|
| 1. | 1195 | [21], t-diopside, K, DF | Ca0.8K0.073Na0.023Mg0.95Fe0.06Cr0.07Al0.02Si2O6 | C 2/c |
| 2. | 1206 | [32], t-diopside, analogue | KInGe2O6 | C 2/c |
| 3. | 5567 | [70], t-diopside, syn | [Ca0.75K0.23Mg0.02][Mg0.73Al0.27][Si1.97Al0.03]O6 | C 2/c |
| 4. | 5568 | [71], t-diopside, syn | [Ca0.9K0.07Mg0.03][Mg0.86Al0.14][Si1.94Al0.06]O6 | C 2/c |
| 5. | 5736 | [93], t-diopside, analogue | [Ca0.61Fe0.13K0.17(Mg,Mn,Na)0.1][Al0.61(Mg0.39]Al0.39Si1.61O6 | C 2/c |