- May 22, 2017
- Tumchaite
- RRUFF Ideal Chemistry changed from "Na2ZrSi4O11·2H2O" to "Na2Zr4+Si4O11·2H2O"
- Mineral Comment changed from to
- Oct 7, 2012
- Oct 5, 2012
- May 25, 2008
- Aug 15, 2007
- Jun 3, 2007
- Tumchaite
- RRUFF Ideal Chemistry changed from "Na2(Zr,Sn)Si4O11·2H2O" to "Na2ZrSi4O11·2H2O"
- Apr 13, 2007
- Tumchaite
- IMA Ideal Chemistry changed from "Na2(Zr,Sn)Si4O11·2H2O" to "Na2ZrSi4O11·2H2O"
- May 25, 2006
- Tumchaite
- IMA Ideal Chemistry changed to "Na2(Zr,Sn)Si4O11·2H2O"
- Apr 28, 2006
- Tumchaite
- RRUFF Ideal Chemistry changed from "Na2(Zr,Sn)Si4O11·2H2O" to "Na2(Zr,Sn)Si4O11·2H2O"
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