- Sep 7, 2020
- Nasonite
- RRUFF Ideal Chemistry changed from "Ca4Pb6(Si2O7)3Cl2" to "Ca4Pb2+6(Si2O7)3Cl2"
- Oct 15, 2008
- May 26, 2007
- Nasonite
- RRUFF Ideal Chemistry changed from "Pb6Ca4Si6O21Cl2" to "Ca4Pb6(Si2O7)3Cl2"
- Apr 9, 2007
- Nasonite
- IMA Ideal Chemistry changed to "Ca4Pb6(Si2O7)3Cl2"
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