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Samuelsonite: (Ca,Ba)Ca8(Fe++,Mn)4Al2(PO4)10(OH)2
Comments: Transparent crystal of samuelsonite. Location: Palermo #1 mine, Groton, Grafton Co., New Hampshire, USA. Scale: Picture size 2.2 mm. © Thomas Witzke / Abraxas-Verlag
Sanbornite: BaSi2O5 Bigcreekite: BaSi2O5·4(H2O) Gillespite: BaFe++Si4O10
Comments: Tiny white, spherical patterns, halo-like crystals of bigcreekite to about 0.5mm and reddish gillespite in a matrix of pale yellowish sanbornite. Location: Trumbull Peak, Mariposa Co., California, United States. Scale: 2.5 x 2 x 2cm. © Tom Loomis / Dakota Matrix
Sanbornite: BaSi2O5 Traskite: (Ba,Ca)9(Fe++,Mn)2Ti2(SiO3)12(OH,Cl,F)6·6(H2O)
Comments: Orange translucent crystalline traskite in white sanbornite. Location: Rush Creek, Fresno County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Sanbornite: BaSi2O5 Bazirite: BaZrSi3O9
Comments: Clear glassy minute grains of bazinite to 1mm through out matrix of milky-white sanbornite. The bazirite fluoresces light blue. Location: Snow Cap mine, Rush Creek, Fresno Co., California, USA. Scale: 6.5 x 3 x 2.5cm. © Tom Loomis / Dakota Matrix
Sanbornite: BaSi2O5 Muirite: Ba10Ca2Mn++TiSi10O30(OH,Cl,F)10
Comments: Translucent orange crystalline muirite in sanbornite. Location: Big Creek, Fresno County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Sanbornite: BaSi2O5
Comments: Micaceous sanbornite. Location: Esquire No. 1 Mine, Big Creek, Fresno County, California, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Sanbornite: BaSi2O5 Alforsite: Ba5(PO4)3Cl Titantaramellite: Ba4(Ti,Fe+++,Fe++,Mg)4(B2Si8O27)O2Clx X=0 TO 1, with Ti > Fe Celsian: BaAl2Si2O8
Comments: SEM image showing alforsite (al). Matrix composed by lamellar sanbornite (sa) and granular quartz (q). Rectangular crystal in the upper right corner is titantaramellite (ti) and isometric crystals included in sanbornite are celsian (ce). Location: Trumbull Peak, near Incline, Mariposa Co., California, USA. Scale: See Image. © Pavel M. Kartashov
Saneroite: Na2(Mn++,Fe+++)10Si11V+++++O34(OH)4
Comments: Reddish orange crystals of saneroite to 3 mm. Location: Vrancice near Pribram, Czech Republic. Scale: Picture size 1 cm. © John Veevaert
Sanidine: (K,Na)(Si,Al)4O8
Comments: Blocky, opalescent crystal of sanidine. Location: Mina La Pili, Carmago, Chihuahua, Mexico. Scale: Crystal size 3x2 cm. © Dave Barthelmy
Sanjuanite: Al2(PO4)(SO4)(OH)·9(H2O)
Comments: Silky sanjuanite mass. Location: Chica del Zonda, San Juan, Argentina. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species