| FORMULA: | Pb2 Mn2 Si2 O9 | RECORD: | 727233 |
| FORMULA: | Mn2 Pb2 Si2 O9 | RECORD: | 727905 |
| FORMULA: | Pb2 (Mn, Fe)2 Si2 O9 | RECORD: | 730552 |
| FORMULA: | K4 Pb O4 | RECORD: | 735661 |
| FORMULA: | K4 Pb O4 | RECORD: | 735674 |
| FORMULA: | C10 H4 O8 −2 ! H12 Co O6 +2 | RECORD: | 253709 |
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