The osumilite group includes:
milarite:
KCa2(Be2AlSi12)O30.H2O
oftedalite:
KSc2☐2Be3Si12O30
osumilite:
KFe2(Al5Si10)O30
poudretteite:
KNa2(B3Si12)O30
roedderite:
KNaMg2(Mg3Si12)O30
sogdianite:
KZr2Li3Si12O30
sugilite:
KNa2Fe3+2(Li3Si12)O30
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