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Cryolite: Na3AlF6 Weberite: Na2MgAlF7
Comments: Gray weberite masses in white cryolite. Location: Ivigtut, Greenland. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Cryolite: Na3AlF6 Ralstonite: NaxMgxAl2-x(F,OH)6·(H2O)
Comments: Massive cryolite with solution cavities lined with octahedral ralstonite crystals. Location: Ivigtut, Greenland. Scale: Picture size 0.5 cm. © John Veevaert
Cryolite: Na3AlF6 Thomsenolite: NaCaAlF6·(H2O)
Comments: Massive, white cryolite with solution cavities lined with prismatic Thomsenolite crystals. Location: Ivigtut, Greenland. Scale: . © John Veevaert
Cryolite: Na3AlF6
Comments: Massive cryolite with one section of lustrous crystal faces. Location: Ivigtut, Greenland. Scale: Picture size 4 cm. © John Veevaert
Cryolite: Na3AlF6 Cryolithionite: Na3Li3Al2F12
Comments: White translucent crystalline cryolithionite in brown cryolite. Location: Ivigtut, Greenland. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Comments: Red-brown crystalline massive cryolite. Location: Katugin River, Siberia, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species