Citation: Finch, R.J.; Hanchar, J.M.; Burns, P.C.; Hoskin, P.W.O. (2001). Rare-earth elements in synthetic zircon: Part 2. A single-crystal X-ray study of xenotime substitution. American Mineralogist, 86, pp. 681-689.
Formula: Gd0.024 O4 P0.024 Si0.964 Zr0.976
Chemical name:(Zr0.976 Gd0.024) (Si0.964 P0.024) O4