- Sep 4, 2023
- Britholite-(Y)
- RRUFF Ideal Chemistry changed from "(Y,Ca)5(SiO4)3OH" to "Ca2Y3(SiO4)3OH"
- Jul 23, 2020
- Oct 13, 2017
- Britholite-(Y)
- IMA Ideal Chemistry changed from "(Y,Ca)5(SiO4)3OH" to "(Y,Ca)5(SiO4)3(OH)"
- Apr 10, 2010
- Britholite-(Y)
- RRUFF Ideal Chemistry changed from "(Ca,Ce)2Y3(SiO4,PO4)3(O,OH,F)" to "(Y,Ca)5(SiO4)3OH"
- IMA Ideal Chemistry changed from "(Ca,Ce)2Y3(SiO4,PO4)3(O,OH,F)" to "(Y,Ca)5(SiO4)3OH"
- Mineral Comment changed from to
- Mar 28, 2010
- Mar 26, 2010
- Aug 30, 2008
- Jun 27, 2006
- Britholite-(Y)
- IMA Ideal Chemistry changed to "(Ca,Ce)2Y3(SiO4,PO4)3(O,OH,F)"
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