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Sobolevskite: PdBi Atokite: (Pd,Pt)3Sn
Comments: Back-scattered electron image showing a) intergrowth of atokite, mertieite-II [Pd8Sb3] and telluroan sobolevskite [(Pd,Pt)(Bi,Te)] within tetra-auricupride rim. (CanMin, v 42, p 611). Location: Kondyor PGE placer, Khabarovskiy Kray, eastern Siberia, Russia. Scale: See Image. © Canadian Mineralogist
Sobotkite: (K,Ca0.5)0.33(Mg,Al)3(Si3Al)O10(OH)2·1-5(H2O)
Comments: Massive, fine-grained rose-colored sobotkite (saponite). Location: Cuya, Atacama, Chile. Scale: See Specimen Tray. © Diederik Visser
Sodalite: Na8Al6Si6O24Cl2 Winchite: [ ](CaNa)Mg4(Al,Fe3+)Si8O22(OH)2
Comments: Purple sodalite with some crystal faces, supporting a very sharp, transparent winchite crystal, terminated on one end. Location: Sar-e-Sang, Kokcha Valley, Badakshan Province, Afghanistan. Scale: 11x10x8 mm. © Richard Dale / Dale Minerals
Sodalite: Na8Al6Si6O24Cl2 Perovskite: CaTiO3
Comments: Clear crystals of sodalite with hoppered perovskite on matrix. Location: Udersdorf, Rhineland-Palatinate, Germany. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Soddyite: (UO2)2SiO4·2(H2O)
Comments: Yellow crystals of soddyite. Location: Swambo mine, Mindingi, Shaba, Democratic Republic of the Congo. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Comments: Blocky, tabular crystals of yellow soddyite. Location: Swambo (Kambove), Shaba (Katanga), Congo (Zaïre). Scale: Picture size 2 mm. © Paul M. Schumacher
Sodium meta-autunite: Na2(UO2)2(PO4)2·6-8(H2O)
Comments: Ganular metanatroautunite in red-brown muds. Location: Boomerang Lake, Menangina, Western Australia, Australia. Scale: Area Size 0.1 cm. © Jeff Weissman / Photographic Guide to Mineral Species
Sogdianite: (K,Na)2(Li,Fe+++,Al)3ZrSi12O30
Comments: Somewhat greasy to vitreous massive sogdianite. Location: Dara-Pioz, Tien-Shan, Tadzhikistan. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Sohngeite: Ga(OH)3
Comments: Minute, pale yellow sohngeite crystals to less than 0.2mm on matrix. Location: Tsumeb mine, Tsumeb , Namibia. Scale: Picture size 3 mm. © Tom Loomis / Dakota Matrix
Sokolovaite: CsLi2AlSi4O10F2
Comments: BSE images of zoned lepidolite (Lpd) and Cs-dominant rim of sokolovaite (Cs) with albite (Ab). (CanMin, v47:337). Location: Main pegmatite body in the Eastern block of the Moblan pegmatite cluster, located within the Frotet-Evans greenstone belt of the Opatica Subprovince in Quebec, Canada. Scale: See Image. © Canadian Mineralogist