's Image Gallery

Spadaite: MgSiO2(OH)2·(H2O) (?)

Comments: Tan mottled silky fibrous spadaite, slightly flexible coatings.
Location: Palos Verdes Hills, Los Angeles County, California, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Spangolite: Cu6Al(SO4)(OH)12Cl·3(H2O)

Comments: Blue, hexagonal (trigonal) crystals of spangolite on matrix.
Location: Blanchard mine, Bingham, Socorro County, New Mexico, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Spencerite: Zn4(PO4)2(OH)2·3(H2O)

Comments: Pale green pearly translucent spencerite, with divergent structure.
Location: Salmo, Nelson Mining District, British Columbia, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Sperrylite: PtAs2

Comments: Tin-white grain of sperrylite in chalcopyrite matrix.
Location: Vermillion mine, Sudbury, Ontario, Canada. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Sperrylite: PtAs2

Comments: Brilliant, mirror-like modified octahedral crystals of sperrylite to 1.3 cm on chalcopyrite matrix..
Location: Talnak deposit, near Noril'sk, Russia. Scale: 4.4 x 2.3 x 2cm.
© Tom Loomis / Dakota Matrix

Sperrylite: PtAs2  
Cabriite: Pd2SnCu

Comments: Small crystal of dull gray cabriite on a larger tin-white sperrylite crystal.
Location: Dzhezhazgan, Kazakhstan. Scale: Crystal size 1.5 mm.
© John Veevaert

Sperrylite: PtAs2  
Cabriite: Pd2SnCu

Comments: Polished section (PPL) image of a ovoid grain of cabriite (Ca) rimmed by native silver (Ag) in a matrix of brownish cubanite (Cu), with tawny chalcopyrite (Cp). Surrounded on three sides by coarse, millimetric crystals of sperrylite (Sp).
Location: Noril’sk-Talnakh mining district of northwestern Russia. (CanMin, v40:473). Scale: Feld of view 1.2 mm.
© Canadian Mineralogist

Spertiniite: Cu(OH)2

Comments: Sparse blue spertiniite on serpentinite rock.
Location: Jeffrey Quarry, Asbestos, Quebec, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Spessartine: Mn++3Al2(SiO4)3

Comments: Dodecahedral crystal of spessartine garnet on matrix.
Location: Haramosh Mountains, Baltistan, Northern Areas, Pakastan. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Sphaerobertrandite: Be3SiO4(OH)2

Comments: White to pale brownish, radial-concentric aggregates of sphaerobertrandite.
Location: Sengischorr Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Sphaerocobaltite: CoCO3

Comments: Calcite with numerous crystals of red sphaerocobaltite to 3 mm across.
Location: Kamoto Mine, Mashamba, Katanga, Dem. Rep. of the Congo. Scale: Picture size 1.5 cm.
© John Veevaert

Sphaerocobaltite: CoCO3  
Vladimirite: Ca5(AsO3OH)2(AsO4)2·5(H2O)

Comments: Translucent white prismatic vladimirite microcrystals with pink sphaerocobaltite.
Location: Irhtem Mine, near Bou Azzer, Ouarzazate, Morocco. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Sphalerite: (Zn,Fe)S

Comments: Highly lustrous, black, complex sphalerite crystals to 15 mm in size completely covering the top of a sulfide matrix.
Location: Nanisivik mine, Baffin Island, Northwest Territories, Canada. Scale: 6.5 x 7.5 x 1.8 cm.
© Dan Weinrich

Sphalerite: (Zn,Fe)S  
Ankerite: Ca(Fe++,Mg,Mn)(CO3)2  
Dickite: Al2Si2O5(OH)4

Comments: White, rhombohedral crystals of ankerite and dark gray, metallic sphalerite on beige dickite.
Location: Prego mine, Kladno, Czech Rebublic. Scale: Picture size 2 cm.
© Dave Barthelmy

Sphalerite: (Zn,Fe)S  
Baumhauerite-2a: Pb3As4S9

Comments: Dark crystal of baumhauerite-2a (same shape as baumhauerite) with olive-green transparent sphalerite crystal on white dolomite.
Location: Lengenbach quarry, Binntal, Valais, Switzerland. Scale: Picture 2 cm tall.
© Walter Gabriel

Spinel: MgAl2O4

Comments: Spinel on white marble.
Location: Mogok, Myanmar. Scale: 2.2 x 1.5 cm.
© Fabre Minerals

Spionkopite: Cu1.4S  
Yarrowite: Cu9S8

Comments: Blue-black metallic granular spionkopite, intermixed with yarrowite altering, with quartz.
Location: Yarrow Creek, Alberta, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Spionkopite: Cu1.4S  
Yarrowite: Cu9S8

Comments: Blue-gray metallic yarrowite grains in granular quartz rock with spionkopite.
Location: Yarrow Creek, Alberta, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Spiroffite: (Mn,Zn)2Te3O8

Comments: Milky yellow crystalline aggregate of Spiroffite on matrix.
Location: Moctezuma mine, Sonora, Mexico. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Spodiophyllite: (Na,K)4(Mg,Fe++)3(Fe+++,Al)2(Si8O24)

Comments: Gray to black prismatic spodiophyllite crystals in matrix.
Location: Mt. Kukisvumtchorr, Chibiny, Kola, Russia. Scale: Specimen Size 4x4 cm.
© Diederik Visser