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Vuonnemite: Na11Nb2TiSi4O12(PO4)2O5F2 Ussingite: Na2AlSi3O8(OH)
Comments: Massive, violet colored ussingite with a single bladed partial crystal of white vuonnemite 1.5 cm in length. Location: Mt. Karnasurf, Lovozero, Russia. Scale: 4.2 x 3 cm. © John Veevaert
Vuorelainenite: (Mn++,Fe++)(V+++,Cr+++)2O4
Comments: BSE image showing rutile (RT), vuorelainenite (VUO) and pyhrrhotite (PO). (CanMin, v20:281). Location: Setra (Doverstorp) pyrite deposit in Bergslagen, Sweden. Scale: See Image. © Canadian Mineralogist
Vuoriyarvite-K: (K,Na)2(Nb,Ti)2Si4O12(O,OH)2·4(H2O)
Comments: Light tan, compact mass of vuoryarvite-K micro-crystals associated with calcite and greenish sodalite. Location: Vein No. 46, Kirovskii apatite mine (Kirovsky Mine; Kirov Mine), Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: See Image. © Rruff Database
Vurroite: Pb20Sn2(Bi,As)22S54Cl6
Comments: SEM image of a jack-straw aggregate of vurroite crystals. (CanMin, v43:703). Location: Fumarole (400-600 deg C) Pb-Bi epithermal deposit of La Fossa crater, on Vulcano Island, Italy. Scale: See Image. © Canadian Mineralogist
Vyalsovite: FeS·Ca(OH)2·Al(OH)3
Comments: Purplish vyalsovite. Polished section from microbrobe analysis, in reflected light, parallel nicols. Location: Komsomolskaya Mine, Talnakh, Norilsk, Russia. Scale: Picture size 0.1 mm. © Thomas Witzke
Vysotskite: (Pd,Ni)S Laflammeite: Pd3Pb2S2
Comments: SEM image showing intergrowths of laflammeite (LF) with complexly zoned vysotskite (VS). The surrounding material is epoxy (black). (CanMin, v40:671). Location: Kirakkajuppura PGE deposit, Penikat layered complex, Finland. Scale: See Image. © Canadian Mineralogist