Reply to post: Re: A question

China discovers unknown mineral on the moon, names it Changesite-(Y)

Richard Pennington 1
Boffin

Re: A question

Merrillite Ca9NaMg(PO4)7 not Ca8NaMg(PO4)7

So Yttrium (oxidation state +3) replaces Calcium (+2) and Sodium (+1).

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