AM_Pretulite_1 Formula: (Sc.904 Y.032 Yb.016 Zr.048) (P.952 Si.048) O4 Name: Pretulite Unit cell: 6.587 6.587 5.809 90.0 90.0 90.0 , V=252.04 Space group: I41/AMD (141)

Moelo Y , Lulzac Y , Rouer O , Palvadeau P , Gloaguen E , Leone P , The Canadian Mineralogist , 40 (2002) p.1657-1673, Scandium mineralogy: pretulite with scandian zircon and xenotime-(Y), with an apatite-rich oolitic ironstone from Saint-Aubin-des-Chateaux,, Armorican Massif, France, Locality: Saint-Aubin-des-Chateaux, Armorican Massif, France