| NN | Card | Specie | Formula | Space Group |
|---|---|---|---|---|
| 1. | 1973 | [1] | Ca2B5O9Cl · H2O | *A a |
| 2. | 1972 | [2], 3TC | Ca2B5O9Cl · H2O | P 1 |
| 3. | 1974 | [3], Pb-analogue, syn | Pb2[B5O9](OH) · H2O | *P 2(1)/n |
| 4. | 1975 | [4], Sr | CaSr[B5O9]Cl · H2O | P 1 |
| 5. | 1976 | [5], Na, Pb, analogue | Na0.5Pb2[B5O9]Cl(OH)0.5 | P nn2 |
| 6. | 5440 | [6], Pb-analogue | Pb2[B5O9](OH) · 0.5H2O | *P 2(1)/n |