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Comments: Deep brownish black crystals of pyrochlore to 0.9 cm across.
Location: Lauzon Farm, Oka, Quebec, Canada.
Scale: 3.9 x 2.9 cm.
© John Veevaert
Pyrochlore: (Na,Ca)2Nb2O6(OH,F) Perrierite-(Ce): (Ce,La,Ca)4(Fe++,Mg)2(Ti,Fe+++)3Si4O22 Zircon: ZrSiO4 Loparite-(Ce): (Ce,Na,Ca)2(Ti,Nb)2O6
Comments: Reddish black perrierite crystal, with orange-brown pyrochlore crystal, yellow-brown zircon, and grayish-black loparite.
Location: Buer, Bjorkedalen, Langesundfjord, Telemark, Norway.
Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species