Leifite Group

eirikite

leifite

telyushenkoite

The leifite group includes:

eirikite: KNa6Be2(Si15Al3)O39F2
leifite: Na7Be2(Si15Al3)O39(F,OH)2
telyushenkoite: CsNa6Be2Al3Si15O39F2

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