's Image Gallery

Schulenbergite: (Cu,Zn)7(SO4,CO3)2(OH)10·3(H2O)  
Linarite: PbCu(SO4)(OH)2

Comments: Light greenish rosettes of schulenbergite with small green crystals of ramsbeckite and blue crystals of linarite.
Location: Gelbe Birke Mine, Schwarzenberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 1.2 mm.
© Thomas Witzke / Abraxas-Verlag

Schultenite: PbHAsO4

Comments: Arrow-shaped crystals of schultenite on matrix.
Location: Gifford Lakes, King County, Washington, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Schumacherite: Bi3[(V,As,P)O4]2O(OH)  
Pucherite: BiVO4

Comments: Brown crystals of pucherite with yellow schumacherite on matrix.
Location: Pucher Shaft, Schneeberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Schwertmannite: Fe+++16O16(OH)12(SO4)2

Comments: Orange-brown, earthy schwertmannite.
Location: Jachymov, Bohemia, Czech Republic. Scale: Not Given.
© Diederik Visser

Scolecite: CaAl2Si3O10·3(H2O)

Comments: Delicate cluster spray of colorless transparent acicular crystals of scolecite. The scolecites measure to 3 mm in thickness.
Location: Nasik district, Maharashtra, India. Scale: 5 x 3.5 x 9.5 cm.
© Dan Weinrich

Scorodite: Fe+++AsO4·2(H2O)

Comments: Quartz with an exposed vug lined with lustrous bluish colored crystals of scorodite to 4 mm across.
Location: Hemerdon Mine, Sparkwell, Devon, England. Scale: 5 x 3.6 cm.
© John Veevaert

Scorodite: Fe+++AsO4·2(H2O)  
Beudantite: PbFe+++3(AsO4)(SO4)(OH)6

Comments: Blue, 2 cm in length scorodite crystals on a sparkling matrix of brilliant brown-black beudantite.
Location: Tsumeb, Namibia. Scale: 8 x 5 x 3 cm.
© John Schneider

Scorodite: Fe+++AsO4·2(H2O)

Comments: Color changing scorodite, green (left image) in daylight, red (right image) under indoor lighting.
Location: Ahgbar, Morocco. Scale: NA.
© John Veevaert

Scorzalite: (Fe++,Mg)Al2(PO4)2(OH)2

Comments: Deep blue scorzalite with muscovite, quartz, and feldspar in matrix.
Location: Polermo Mine, North Groten, New Hampshire, USA. Scale: 5 x 3.5 cm.
© John Veevaert

Scotlandite: PbSO3

Comments: Radiating group of colorless spear-head shaped prismatic crystals of scotlandite.
Location: Lady Anne Hopetoun shaft. Leadhills, Lanarkshire, Scotland. Scale: See Image.
© Rruff Database

Scrutinyite: PbO2

Comments: Acicular crystals of scrutinyite.
Location: Hilarion Mine, Agios Konstantinos, Lavrion District, Attikí Prefecture, Greece. Scale: Picture size 1 mm.
© Thomas Witzke / Abraxas-Verlag

Searlesite: NaBSi2O5(OH)2

Comments: Clear, prismatic crystal of Searlesite.
Location: Point of Rocks Mesa. Colfax County, New Mexico, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Sederholmite: NiSe  
Kitkaite: NiTeSe  
Penroseite: (Ni,Co,Cu)Se2

Comments: B&W polished section image showing kitkaite replacing calcite in penroseite, clausthalite and sederholmite. Note the absence of the clausthalite envelope around kitkaite..
Location: Valley of the Kitka river in Kuusamo, northeast Finland. (AmMin, v50:581). Scale: 100 X.
© American Mineralogist

Seeligerite: Pb3Cl3(IO3)O

Comments: Orange crystalline seeligerite in matrix.
Location: Casucha Mine, Sierra Gorda, Antofagasta, Chile. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Segelerite: CaMgFe+++(PO4)2(OH)·4(H2O)

Comments: Yellow, prismatic, striated crystal of Segelerite.
Location: Tip Top mine, Custer, Custer County, South Dakota, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Segnitite: PbFe+++3H(AsO4)2(OH)6

Comments: Translucent yellow crystalline segnitite crust.
Location: Kintore Open Cut, Broken Hill, New South Wales, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Seidite-(Ce): Na4(Ce,Sr)2{Ti(OH)2(Si8O18)}(O,OH,F)4·5(H2O)

Comments: Scanning Electron image of seidite-(Ce) with the axial components of a and c superimposed on crystal.
Location: Yubileynaya pegmatite at Mount Karnasurt, Lovozero alkaline massif, Kola Peninsula, Russia. Scale: Image size 0.5 mm.
© Canadian Mineralogist

Seidozerite: (Na,Ca)2(Zr,Ti,Mn)2Si2O7(O,F)2  
Arfvedsonite: NaNa2(Fe++4Fe+++)Si8O22(OH)2

Comments: Dark red translucent seidozerite with vitreous, black arfvedsonite.
Location: Seidozero Lake, Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Seifertite: SiO2

Comments: BSE-SEM showing white lamellae are seifertite and the black lamellae consisting of dense SiO2 glass, probably formed by vetrification of another metastable post-stishovite silica plolymorph.
Location: Shergotty meteorite. Scale: See Image.
© Bavarian Research Institute

Sekaninaite: (Fe++,Mg)2Al4Si5O18

Comments: Black-green crystalline sekaninaite cleavage with dark purple colored fracture surface.
Location: Rozna, Moravia, Jihomoravsky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species