- May 20, 2021
- Sep 8, 2020
- Proudite
- RRUFF Ideal Chemistry changed from "Cu2Pb16Bi20(S,Se)47" to "Cu1+2Pb2+16Bi3+20(S2-,Se2-)47"
- Oct 18, 2008
- Proudite
- RRUFF Ideal Chemistry changed from "Pb8CuBi10(S,Se)23" to "Cu2Pb16Bi20(S,Se)47"
- IMA Ideal Chemistry changed from "Pb8CuBi10(S,Se)23" to "Cu2Pb16Bi20(S,Se)47"
- Mineral Comment changed from to
- May 10, 2006
- Proudite
- IMA Ideal Chemistry changed to "Pb8CuBi10(S,Se)23"
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