's Image Gallery

Strakhovite: NaBa3(Mn++,Mn+++)4Si6O19(OH)3

Comments: Dark green vitreous massive strakhovite with inset image of sample.
Location: Dzhavodi Area, Ir-Nimi manganese deposit, Taikan Ridge, Khabarovskiy Kray, Far-Eastern Region, Russia. Scale: See Image.
© Rruff Database

Stranskiite: Zn2Cu++(AsO4)2

Comments: Blue fibrous Stranskiite veinlets in white quartz.
Location: Tsumeb, Oshikoto, Namibia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Strashimirite: Cu8(AsO4)4(OH)4·5(H2O)

Comments: Green, radial sprays of acicular strashimirite crystals on matrix.
Location: Majuba Hill mine, Pershing County, Nevada. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Stratlingite: Ca2Al[(OH)6AlSiO2-3(OH)4-3]·2,5(H2O)

Comments: Transparent blue-tinted platy stratlingite crystal aggregate in vug.
Location: Bellerberg, Eifel, Rheinland-Pfalz, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Strelkinite: Na2(UO2)2V2O8·6(H2O)

Comments: Yellow massive strelkinite.
Location: Basaral occurrence, southwest Balkhash region, Kazakhstan. Scale: See Image.
© Rruff Database

Strengite: Fe+++PO4·2(H2O)

Comments: Pink, bladed, stellate spray of strengite crystals on matrix.
Location: Indian Mountain, Cherokee County, Alabama, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Strengite: Fe+++PO4·2(H2O)  
Cacoxenite: (Fe+++,Al)25(PO4)17O6(OH)12·75(H2O)

Comments: Lilac colored, spear-head shape crystals of strengite to 5mm in large, open vug associated with golden fibrous cacoxenite.
Location: Coon Creek, Polk Co., Arkansas, USA. Scale: Picture size 2 cm.
© Tom Loomis / Dakota Matrix

Strengite: Fe+++PO4·2(H2O)  
Kidwellite: Na(Fe+++,Cu)9+x(PO4)6(OH)11·3(H2O)

Comments: Spherical, crystalline aggregate of purple strengite on green kidwellite.
Location: Three Oak Gap, Polk Co., Arkansas, USA. Scale: Crystal size 2 mm.
© Tom Loomis / Dakota Matrix

Stringhamite: CaCuSiO4·2(H2O)  
Wollastonite-1A: CaSiO3

Comments: Rounded aggregate of dark blue stringhamite crystals on bladed, white wollastonite.
Location: Christmas mine, Hayden, Gila County, Arizona, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Stromeyerite: AgCuS

Comments: 1.5 cm spray of hair-like Stromeyerite crystals on quartz and calcite matrix.
Location: Vrancice near Pribram, Czech Republic. Scale: Picture size 2 cm.
© John Veevaert

Stronalsite: SrNa2Al4Si4O16  
Jadeite: Na(Al,Fe+++)Si2O6

Comments: White stronalsite veinlets in massive pale green jadeite.
Location: Ohasa, Okayama, Japan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Strontianite: SrCO3

Comments: Lustrous, white strontianite crystals covering all sides of matrix. The strontianite fluoresces bright blue-white under UV illumination.
Location: Lime City Quarry, Lime City, Wood Co., Ohio, USA. Scale: 6x5x4 cm.
© John Betts - Fine Minerals

Strontiodresserite: (Sr,Ca)Al2(CO3)2(OH)4·(H2O)

Comments: Opaque white spherical strontiodresserite, with radial structure.
Location: Francon Quarry, Montreal, Quebec, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Strontioginorite: (Sr,Ca)2B14O23·8(H2O)

Comments: Silky white strontioginorite with anhydrite.
Location: Kohnstein Quarry, Harz Mts, Thuringia, Germany. Scale: Sample Size 4 cm.
© Thomas Witzke / Abraxas-Verlag

Strontiojoaquinite: (Na,Fe++)2Ba2Sr2Ti2[Si4O12]2(O,OH)2·(H2O)

Comments: Yellow, pointed crystals of Strontiojoaquinite on matrix.
Location: Mina Numero Uno, San Benito County, California, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Strontiomelane: SrMn++++6Mn+++2O16

Comments: BSE image of strontiomelane. (CanMin, v37:673).
Location: Praboma mine near Saint-Marcel, Aosta Valley, Italian Alps, Italy. Scale: Scale Bar 100 µm.
© Canadian Mineralogist

Strontiopyrochlore: Sr2Nb2(O,OH)7

Comments: Creamy-white strontiopyrochlore pesudomorphous after twinned loparite? covered with brownish manganese oxide film.
Location: Zircon point at the NE exocontact zone of the massif. Vavnbed Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Crystal Size 8x9x9 mm.
© Pavel M. Kartashov

Strontiowhitlockite: Sr7(Mg,Ca)3(PO4)6[PO3(OH)]  
Bobierrite: Mg3(PO4)2·8(H2O)

Comments: Pale white to pink fine grained strontiowhitlockite with bobierrite.
Location: Kovdor Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Strunzite: Mn++Fe+++2(PO4)2(OH)2·6(H2O)

Comments: Acicular, stellate sprays of strunzite crystals on matrix.
Location: Palermo #1 mine, North Groton, Grafton County, New Hampshire, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Struverite: (Ti,Ta,Fe+++)O2

Comments: Struverite crystal in white feldspar.
Location: Pisek, Jihocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species