- Oct 13, 2017
- Langite
- IMA Ideal Chemistry changed from "Cu4SO4(OH)6·2H2O" to "Cu4(SO4)(OH)6·2H2O"
- Feb 15, 2016
- Langite
- RRUFF Ideal Chemistry changed from "Cu4SO4(OH)6·2H2O" to "Cu2+4S6+O4(OH)6·2H2O"
- Sep 7, 2011
- Mar 9, 2008
- Langite
- RRUFF Ideal Chemistry changed from "Cu4(SO4)(OH)6·2H2O" to "Cu4SO4(OH)6·2H2O"
- IMA Ideal Chemistry changed from "Cu4(SO4)(OH)6·2H2O" to "Cu4SO4(OH)6·2H2O"
- Apr 18, 2007
- Langite
- IMA Ideal Chemistry changed to "Cu4(SO4)(OH)6·2H2O"
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