| # | Species | Formula |
| 2753 | Ca(++)(H2O)5.OH (Geo) | H11O6Ca | |
| 2754 | Ca(II)(H2O)6(2+) (BIHNIQ) (Geo) | H12O6Ca | |
| 2755 | Ca(II)(H2O)6(2+) (BIHNIQ) | H12O6Ca | |
| 2756 | Ca(II)O6 (BOLTIF) (Geo) | C10H18O6Ca | |
| 2757 | Ca(II)O6 (BOLTIF) | C10H18O6Ca | |
| 2758 | Ca(II)O7N2(2+) (CACRPB) (Geo) | C18H38N2O7Ca | |
| 2759 | Ca(++)(Edta) (Geo) | C10H12N2O8Ca | |
| 2760 | Ca(++)(Edta) | C10H12N2O8Ca | |
| 2761 | Ca(II)O6N2 (LINYAI) (Geo) | C10H14N4O8Ca | |
| 2762 | Ca(II)O6N2 (LINYAI) | C10H14N4O8Ca | |
| 2763 | Ca(II)O8 (GEBPAE) (Geo) | C4H12N2O10Ca | |
| 2764 | Ca(II)O8 (GEBPAE) | C4H12N2O10Ca | |
| 2765 | Calcium hydrogen trisoxalate (Geo) | C6H3O12Ca | |
| 2766 | Calcium hydrogen trisoxalate | C6H3O12Ca | |
| 2767 | Nonactin-calcium (CAXHEO) (Geo) | C40H64O12Ca | |
| 2768 | Ca(II)O10 (DUJJOH) (Geo) | C16H32N2O12Ca | |
| 2769 | Ca(II)O10 (DUJJOH) | C16H32N2O12Ca | |
| 2770 | Ca(II)O8 (CAARAB) (Geo) | C10H20O14Ca | |
| 2771 | Calcium monofluoride (Geo) | FCa | |
| 2772 | Calcium monofluoride | FCa | |
| 2773 | Ca(++)(H2O)5.F | H10O5FCa | |