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Eudialyte: Na4(Ca,Ce)2(Fe++,Mn,Y)ZrSi8O22(OH,Cl)2 (?) Natrolite: Na2[Al2Si3O10]·2(H2O)
Comments: Druse of gemmy, red eudialyte crystals to 1 mm on white natrolite. Location: Mt. St. Hilaire, Quebec, Canada. Scale: Picture size 1.5 cm. © John Veevaert
Eudialyte: Na4(Ca,Ce)2(Fe++,Mn,Y)ZrSi8O22(OH,Cl)2 (?) Vlasovite: Na2ZrSi4O11
Comments: Transparent yellow-gray vlasovite crystal frozen in pink eudialyte matrix. Location: Kipawa alkaline complex, near Sheffield Lake, Villedieu Township, Témiscamingue Co., Québec, Canada. Scale: 2x2x1 cm. © John Betts - Fine Minerals
Eudialyte: Na4(Ca,Ce)2(Fe++,Mn,Y)ZrSi8O22(OH,Cl)2 (?) Agrellite: NaCa2Si4O10F
Comments: Tan agrellite grain, with red eudialyte. Location: Kipiwa Complex, Villedieu, Quebec, Canada. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Eudialyte: Na4(Ca,Ce)2(Fe++,Mn,Y)ZrSi8O22(OH,Cl)2 (?) Gittinsite: CaZrSi2O7
Comments: White crystalline gittinsite with red eudialyte. Location: Kipiwa Complex, Villedieu Township, Quebec, Canada. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species