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Welcome to the RRUFF Project website containing an integrated database of Raman spectra, X-ray diffraction and chemistry data for minerals. |
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Spessartine RRUFF ID: R060279 |
Ideal Chemistry: Mn2+3Al2(SiO4)3 |
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Locality: Shigar Valley, northeast of Skardu, Baltistan, Pakistan Source: Herb Obodda 055 Owner: RRUFF Description: Reddish-brown fine grained fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ garnet (97) ] | ||||||||||
| Quick search: [ All Spessartine samples (10) ] | ||||||||||
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Spessartine RRUFF ID: R060447 |
Ideal Chemistry: Mn2+3Al2(SiO4)3 |
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Locality: unknown Source: Gemological Institute of America 4569 Owner: RRUFF Description: Orange fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ garnet (97) ] | ||||||||||
| Quick search: [ All Spessartine samples (10) ] | ||||||||||
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Spessartine RRUFF ID: R060451 |
Ideal Chemistry: Mn2+3Al2(SiO4)3 |
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Locality: unknown Source: Gemological Institute of America 11817 Owner: RRUFF Description: Reddish orange fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ garnet (97) ] | ||||||||||
| Quick search: [ All Spessartine samples (10) ] | ||||||||||
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Spessartine RRUFF ID: R080053 |
Ideal Chemistry: Mn2+3Al2(SiO4)3 |
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Locality: East Africa Source: www.multicolour.com Owner: RRUFF Description: Transparent orange fragments Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ garnet (97) ] | ||||||||||
| Quick search: [ All Spessartine samples (10) ] | ||||||||||
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Sphalerite RRUFF ID: R040136 |
Ideal Chemistry: Zn2+S2- |
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Locality: Hilltop mine, Paradise, Cochise County, Arizona, USA Source: University of Arizona Mineral Museum 13933 Owner: RRUFF Description: Olive green fragments Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Sphalerite (35) ] | ||||||||||
| Quick search: [ All Sphalerite samples (9) ] | ||||||||||
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Sphalerite RRUFF ID: R050005 |
Ideal Chemistry: Zn2+S2- |
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Locality: Taolin mine, Yueyang, Linxing, Hunan Province, China Source: Eugene Schlepp Owner: RRUFF Description: Reddish brown crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Sphalerite (35) ] | ||||||||||
| Quick search: [ All Sphalerite samples (9) ] | ||||||||||
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Sphalerite RRUFF ID: R050140 |
Ideal Chemistry: Zn2+S2- |
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Locality: Big Four mine, Summit County, Colorado, USA Source: Dave Bunk Minerals Owner: RRUFF Description: Group of dark green tetrahedra Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Sphalerite (35) ] | ||||||||||
| Quick search: [ All Sphalerite samples (9) ] | ||||||||||
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Sphalerite RRUFF ID: R050237 |
Ideal Chemistry: Zn2+S2- |
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Locality: Picos de Europa, Spain Source: Marcus Origlieri Owner: RRUFF Description: Green single crystal Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Sphalerite (35) ] | ||||||||||
| Quick search: [ All Sphalerite samples (9) ] | ||||||||||
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Sphalerite RRUFF ID: X050150 |
Ideal Chemistry: Zn2+S2- |
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Locality: Pitcher, Oklahoma, USA Source: Caltech Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Sphalerite (35) ] | ||||||||||
| Quick search: [ All Sphalerite samples (9) ] | ||||||||||
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Sphalerite RRUFF ID: X050151 |
Ideal Chemistry: Zn2+S2- |
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Locality: Source: 1460-1a Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Sphalerite (35) ] | ||||||||||
| Quick search: [ All Sphalerite samples (9) ] | ||||||||||
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Sphalerite RRUFF ID: R060005 |
Ideal Chemistry: Zn2+S2- |
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Locality: Trinacria mine, Lake Poopo, Oruro, Bolivia Source: University of Arizona Mineral Museum 3552 Owner: RRUFF Description: Steel gray crystal associated with franckeite R050431 Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Sphalerite (35) ] | ||||||||||
| Quick search: [ All Sphalerite samples (9) ] | ||||||||||
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Sphalerite RRUFF ID: R060636 |
Ideal Chemistry: Zn2+S2- |
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Locality: unknown Source: Gemological Institute of America 12 Owner: RRUFF Description: Light yellow-green cleavage fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Sphalerite (35) ] | ||||||||||
| Quick search: [ All Sphalerite samples (9) ] | ||||||||||
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Sphalerite RRUFF ID: R100145 |
Ideal Chemistry: Zn2+S2- |
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Locality: Picos De Europa, Cantabria, Spain Source: William W. Pinch Owner: RRUFF Description: Brown cut gemstone Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Sphalerite (35) ] | ||||||||||
| Quick search: [ All Sphalerite samples (9) ] | ||||||||||
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Spherocobaltite RRUFF ID: R060497 |
Ideal Chemistry: Co2+CO3 |
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Locality: Bou Azzer, Anti Atlas Mountains, Morocco Source: Michael Scott S100046 Owner: RRUFF Description: Group of red rhombohedral crystals Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Spherocobaltite samples (2) ] | ||||||||||
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Spherocobaltite RRUFF ID: R140338 |
Ideal Chemistry: Co2+CO3 |
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Locality: Kakanda, Shaba, Zaire Source: William Pinch Owner: RRUFF Description: Reddish purple rhombohedral crystals Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Quick search: [ All Spherocobaltite samples (2) ] | ||||||||||
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Spinel RRUFF ID: R050184 |
Ideal Chemistry: MgAl2O4 |
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Locality: Pein Pyit, Mogok, Burma Source: Marcus Origlieri Owner: RRUFF Description: Red crystal in calcite, associated with yellowish-green clinohumite, R050183 Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: R050259 |
Ideal Chemistry: MgAl2O4 |
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Locality: Mogok, Burma Source: Marcus Origlieri Owner: RRUFF Description: Purple cut gemstone Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: R050411 |
Ideal Chemistry: MgAl2O4 |
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Locality: Mogok, Burma Source: Marcus Origlieri Owner: RRUFF Description: Pale pink gemstone Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: R050392 |
Ideal Chemistry: MgAl2O4 |
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Locality: Mogok, Burma Source: Eric Van Valkenburg Owner: RRUFF Description: Pink octahedron Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: R060798 |
Ideal Chemistry: MgAl2O4 |
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Locality: Onentura mine, Camaguey Province, Cuba Source: George Rossman CIT-1244 Owner: RRUFF Description: Black granular massive Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: R060799 |
Ideal Chemistry: MgAl2O4 |
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Locality: Aliabad, Hunza Valley, Pakistan Source: Marcus Origlieri Owner: RRUFF Description: A group of blue distorted octahedra Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: R070013 |
Ideal Chemistry: MgAl2O4 |
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Locality: Bo Phloi, Kanchoutabori Province, Thailand Source: Michael Scott S104538 Owner: RRUFF Description: Black glassy fragment with conchoidal fracture Status: The identification of this mineral has been made only by X-ray diffraction. |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: X080013 |
Ideal Chemistry: MgAl2O4 |
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Locality: Synthetic Source: Gemological Institute of America 17612 Owner: GIA Description: Faceted red gemstone, 4.40 ct Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: X080014 |
Ideal Chemistry: MgAl2O4 |
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Locality: Synthetic Source: Gemological Institute of America 14105 Owner: GIA Description: Faceted blue gemstone, 7.90 ct Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: R100133 |
Ideal Chemistry: MgAl2O4 |
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Locality: Sri Lanka Source: William W. Pinch Owner: RRUFF Description: Blue and red cut gemstones. The bottom red stone is the one that was studied. Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: R110101 |
Ideal Chemistry: MgAl2O4 |
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Locality: Synthetic Source: Gemological Institute of America 10-12-2010-6 Owner: RRUFF Description: A blue, cut (3.76ct) gemstone, grown by flame fusion. Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spinel RRUFF ID: R120116 |
Ideal Chemistry: MgAl2O4 |
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Locality: Bo Phloi, Kanfhoutabori Province,Thailand Source: Mark N. Feinglos Owner: RRUFF Description: Black glassy fragment Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Spinel (66) ] | ||||||||||
| Quick search: [ All Spinel samples (12) ] | ||||||||||
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Spiroffite RRUFF ID: R070744 |
Ideal Chemistry: Mn2+2Te4+3O8 |
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Locality: Bambollita mine (Oriental mine), Moctezuma, Municipio de Moctezuma, Sonora, Mexico Source: Michael Scott S102660 Owner: RRUFF Description: Massive red-orange/purple crystals; associated with yellow tellurite and quartz Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Spodumene RRUFF ID: R040050 |
Ideal Chemistry: LiAlSi2O6 |
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Locality: Minas Gerais, Brazil Source: University of Arizona Mineral Museum 12098 Owner: RRUFF Description: Pale pink fragment of a single crystal, variety kunzite Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ pyroxene (81) ] | ||||||||||
| Quick search: [ All Spodumene samples (7) ] | ||||||||||
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Spodumene RRUFF ID: X050152 |
Ideal Chemistry: LiAlSi2O6 |
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Locality: unknown Source: G.R. Rossman 74 Owner: Caltech Description: Variety kunzite Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ pyroxene (81) ] | ||||||||||
| Quick search: [ All Spodumene samples (7) ] | ||||||||||
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Spodumene RRUFF ID: X050153 |
Ideal Chemistry: LiAlSi2O6 |
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Locality: Pala, California, USA Source: G.R. Rossman 1658 Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ pyroxene (81) ] | ||||||||||
| Quick search: [ All Spodumene samples (7) ] | ||||||||||
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Spodumene RRUFF ID: X050154 |
Ideal Chemistry: LiAlSi2O6 |
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Locality: Brazil Source: P- 495 Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ pyroxene (81) ] | ||||||||||
| Quick search: [ All Spodumene samples (7) ] | ||||||||||
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Spodumene RRUFF ID: X050155 |
Ideal Chemistry: LiAlSi2O6 |
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Locality: Nuristan, Pakistan Source: RD Shannon 62047- 78 Owner: Caltech Description: Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ pyroxene (81) ] | ||||||||||
| Quick search: [ All Spodumene samples (7) ] | ||||||||||
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Spodumene RRUFF ID: R050252 |
Ideal Chemistry: LiAlSi2O6 |
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Locality: Minas Gerais, Brazil Source: Marcus Origlieri Owner: RRUFF Description: Pale lavendar cleavage fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ pyroxene (81) ] | ||||||||||
| Quick search: [ All Spodumene samples (7) ] | ||||||||||
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Spodumene RRUFF ID: R060039 |
Ideal Chemistry: LiAlSi2O6 |
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Locality: Black Hills, South Dakota, USA Source: University of Arizona Mineral Museum 16926 Owner: RRUFF Description: Light green massive Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ pyroxene (81) ] | ||||||||||
| Quick search: [ All Spodumene samples (7) ] | ||||||||||
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Spurrite RRUFF ID: R050236 |
Ideal Chemistry: Ca5(SiO4)2(CO3) |
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Locality: South Sister Peak, Luna County, New Mexico, USA Source: Marcus Origlieri Owner: RRUFF Description: Lavendar-gray massive Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Spurrite-Afwillite (6) ] | ||||||||||
| Quick search: [ All Spurrite samples (2) ] | ||||||||||
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Spurrite RRUFF ID: R070632 |
Ideal Chemistry: Ca5(SiO4)2(CO3) |
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Locality: Huka, Okayama, Japan Source: Shinichi Kihara Owner: RRUFF Description: Massive lavender fragment Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Spurrite-Afwillite (6) ] | ||||||||||
| Quick search: [ All Spurrite samples (2) ] | ||||||||||
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Srebrodolskite RRUFF ID: R130096 |
Ideal Chemistry: Ca2Fe3+2O5 |
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Locality: Kopeisk, South Ural, Russia Source: Rock Currier Owner: RRUFF Description: Dark brown grains, massive, associated with calcite. P-centered confirmed by X-ray diffraction. Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Groups: [ Brownmillerite (2) ] [ Perovskite (44) ] | ||||||||||
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Stanevansite RRUFF ID: R220011 |
Ideal Chemistry: Mg(C2H3O3)1-2·2H2O |
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Locality: Western end of Pusch Ridge in the Santa Catalina Mountains, north of Tucson, Pima County, Arizona, USA Source: Warren Lazar Owner: RRUFF (UAMM 22721) Description: Colorless bladed crystals, associated with lazaraskeite Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Glycolate (6) ] | ||||||||||
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Stannite RRUFF ID: R050187 |
Ideal Chemistry: Cu1+2Fe2+Sn4+S2-4 |
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Locality: Yaogangxian mine, Yizhang County, Hunan Province, China Source: Marcus Origlieri and George Guanghua Liu Owner: RRUFF Description: Bluish-black octahedron associated with fluorite and quartz. According to Kissin & Owens (1989), since 2a is significantly larger than c, this sample is stannite. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Groups: [ Stannite (11) ] [ Sphalerite (35) ] | ||||||||||
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Stannoidite RRUFF ID: R160066 |
Ideal Chemistry: Cu1+8Fe3+2(Fe2+,Zn2+)Sn4+2S2-12 |
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Locality: Junction mine, Warren District, Cochise County, Arizona, USA Source: University of Arizona Mineral Museum 3169 Owner: RRUFF Description: Black grains in massive bornite and chalcopyrite matrix. Under optical microscope, stannoidite crystals are brownish. The gray-pinkish material is bornite and light-gray is chalcopyrite. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Stannoidite (1) ] | ||||||||||
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Starkeyite RRUFF ID: R060321 |
Ideal Chemistry: MgS6+O4·4H2O |
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Locality: Epsom, Surrey, England Source: Michael Scott S100279 Owner: RRUFF Description: White efflorescence Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Mineral Group: [ Starkeyite (4) ] | ||||||||||
| Quick search: [ All Starkeyite samples (2) ] | ||||||||||
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Starkeyite RRUFF ID: R070589 |
Ideal Chemistry: MgS6+O4·4H2O |
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Locality: Basque Lake, near Ashcroft, British Columbia, Canada Source: James Shigley Owner: RRUFF Description: Fine white powder Status: The identification of this mineral has been confirmed by X-ray diffraction. |
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| Mineral Group: [ Starkeyite (4) ] | ||||||||||
| Quick search: [ All Starkeyite samples (2) ] | ||||||||||
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Staurolite RRUFF ID: R050079 |
Ideal Chemistry: Fe2+2Al9Si4O23(OH) |
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Locality: Keivy, Kola Peninsula, Russia Source: Rock Currier Owner: RRUFF Description: Brown cruciform twins Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Staurolite (2) ] | ||||||||||
| Quick search: [ All Staurolite samples (2) ] | ||||||||||
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Staurolite RRUFF ID: R080120 |
Ideal Chemistry: Fe2+2Al9Si4O23(OH) |
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Locality: Bahia, Brazil Source: Shinichi Kihara Owner: RRUFF Description: Brown cruciform twins Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Staurolite (2) ] | ||||||||||
| Quick search: [ All Staurolite samples (2) ] | ||||||||||
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Steacyite RRUFF ID: R120037 |
Ideal Chemistry: K0.3(Na,Ca)2Th4+Si8O20 |
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Locality: Mont Saint-Hilaire, Rouville RCM, Montérégie, Québec, Canada Source: Donald Doell Owner: RRUFF Description: Brown rectangular prism Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Steacyite (4) ] | ||||||||||
| Quick search: [ All Steacyite samples (2) ] | ||||||||||
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Steacyite RRUFF ID: R130053 |
Ideal Chemistry: K0.3(Na,Ca)2Th4+Si8O20 |
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Locality: Mont Saint-Hilaire, Rouville RCM, Monteregie, Quebec, Canada Source: Don Doell Owner: RRUFF Description: Light-brown rectangular prism Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Steacyite (4) ] | ||||||||||
| Quick search: [ All Steacyite samples (2) ] | ||||||||||
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Steenstrupine-(Ce) RRUFF ID: R100205 |
Ideal Chemistry: Na14Ce3+6Mn2+Mn3+Fe3+2Zr4+(PO4)7Si12O36(OH)2·3H2O |
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Locality: Mont Saint-Hilaire, Rouville County, Quebec, Canada Source: Royal Ontario Museum K10061 Owner: RRUFF Description: Transparent brown blocky crystals on a white sodalite matrix. Our sample is twinned. If we ignored the twin, then we get the reported hexagonal cell of Moore and Shen (1983). Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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Stellerite RRUFF ID: R040174 |
Ideal Chemistry: Ca4(Si28Al8)O72·28H2O |
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Locality: unknown Source: University of Arizona Mineral Museum 10105 Owner: RRUFF Description: Parallel aggregates of thin tabular brown crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Stilbite (7) ] | ||||||||||
| Quick search: [ All Stellerite samples (4) ] | ||||||||||
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Stellerite RRUFF ID: X060015 |
Ideal Chemistry: Ca4(Si28Al8)O72·28H2O |
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Locality: Sarbayskaya Quarry, Rudniy, Kusteni Oblast, Kazakhstan Source: University of Arizona Mineral Museum 14503 Owner: University of Arizona Mineral Museum Description: Single crystal Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Stilbite (7) ] | ||||||||||
| Quick search: [ All Stellerite samples (4) ] | ||||||||||
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Stellerite RRUFF ID: R060483 |
Ideal Chemistry: Ca4(Si28Al8)O72·28H2O |
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Locality: Sokolovskoye mine, Kustani Region, Kazakhstan Source: Michael Scott S100123 Owner: RRUFF Description: Aggregate of orange chabazite and stellarite crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Stilbite (7) ] | ||||||||||
| Quick search: [ All Stellerite samples (4) ] | ||||||||||
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Stellerite RRUFF ID: R070535 |
Ideal Chemistry: Ca4(Si28Al8)O72·28H2O |
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Locality: Upper Clackamas River, Clackamas County, Oregon, USA Source: James Shigley Owner: RRUFF Description: Sheaflike aggregates of white, tabular crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Stilbite (7) ] | ||||||||||
| Quick search: [ All Stellerite samples (4) ] | ||||||||||
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Stenhuggarite RRUFF ID: R080038 |
Ideal Chemistry: CaFe3+Sb3+As3+2O7 |
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Locality: Langban, Filipstad, Varmland, Sweden Source: Michael Scott S101880 Owner: RRUFF Description: Aggregate of reddish orange granular crystals in matrix of black hematite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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Stephanite RRUFF ID: R050143 |
Ideal Chemistry: Ag1+5Sb3+S2-4 |
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Locality: Proano mine, Fresnillo, Zacatecas, Mexico Source: Dave Bunk Minerals Owner: RRUFF Description: Group of black pseudohexagonal crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Quick search: [ All Stephanite samples (3) ] | ||||||||||
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Stephanite RRUFF ID: R050306 |
Ideal Chemistry: Ag1+5Sb3+S2-4 |
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Locality: Atlanta, Idaho, USA Source: Eugene Schlepp Owner: RRUFF Description: Dark gray metallic crystals associated with quartz Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Stephanite samples (3) ] | ||||||||||
)
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Stephanite RRUFF ID: R050309 |
Ideal Chemistry: Ag1+5Sb3+S2-4 |
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Locality: Sonora, Mexico Source: Eugene Schlepp Owner: RRUFF Description: Black fragment in quartz, associated with pyrargyrite. Electron microscope image shows two fine-scale phases. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Stephanite samples (3) ] | ||||||||||
)
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Sternbergite RRUFF ID: R110137 |
Ideal Chemistry: Ag1+Fe2+Fe3+S2-3 |
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Locality: Joachimsthal, Bohemia, Czechoslovakia Source: William W. Pinch Owner: RRUFF Description: Black sectile single crystals with good cleavage, some with purple iridescence, associated with stephanite. Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Cubanite (7) ] | ||||||||||
)
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Stevensite RRUFF ID: R070332 |
Ideal Chemistry: (Ca,Na)xMg3-ySi4O10(OH)2 |
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Locality: Kovdor, Kola Peninsula, Russia Source: Michael Scott S100959 Owner: RRUFF Description: Colorless fine-grained, pseudomorph after pectolite Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Clay (86) ] | ||||||||||
)
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Stewartite RRUFF ID: R070643 |
Ideal Chemistry: Mn2+Fe3+2(PO4)2(OH)2·8H2O |
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Locality: Hagendorf, Bavaria, Germany Source: Michael Scott S101338 Owner: RRUFF Description: Transparent yellow bladed crystals with orange laueite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Stewartite (2) ] | ||||||||||
)
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Stibarsen RRUFF ID: R060115 |
Ideal Chemistry: SbAs |
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Locality: Moctezuma, Sonora, Mexico Source: University of Arizona Mineral Museum 15215 Owner: RRUFF Description: Tin-white reniform mass with many small inclusions of antimony Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Arsenic (7) ] | ||||||||||
| Quick search: [ All Stibarsen samples (2) ] | ||||||||||
)
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Stibarsen RRUFF ID: R070299 |
Ideal Chemistry: SbAs |
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Locality: Varutrask, Skelleftea, Vasterbotten, Sweden Source: James Shigley Owner: RRUFF Description: Grey metallic platy fragment associated with arsenic Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Arsenic (7) ] | ||||||||||
| Quick search: [ All Stibarsen samples (2) ] | ||||||||||
)
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Stibioclaudetite RRUFF ID: R080031 |
Ideal Chemistry: As3+Sb3+O3 |
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Locality: Tsumeb mine, Tsumeb, Otavi District, Oshikoto, Namibia Source: William W Pinch Owner: RRUFF Description: Colorless prismatic in a vug of tennantite associated with leiteite, smithsonite, ludlockite, and quartz. Type specimen, see Origlieri et al (2009) Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Claudetite (1) ] | ||||||||||
)
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Stibiotantalite RRUFF ID: R050232 |
Ideal Chemistry: Sb3+Ta5+O4 |
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Locality: Himalaya mine, Mesa Grande, San Diego County, California, USA Source: Marcus Origlieri Owner: RRUFF Description: Brown crystal fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Quick search: [ All Stibiotantalite samples (2) ] | ||||||||||
)
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Stibiotantalite RRUFF ID: R050599 |
Ideal Chemistry: Sb3+Ta5+O4 |
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Locality: Shengus, Pakistan Source: Wayne Thompson Owner: RRUFF Description: Yellow fragment Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Quick search: [ All Stibiotantalite samples (2) ] | ||||||||||
)
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Stibivanite RRUFF ID: R080125 |
Ideal Chemistry: Sb3+2V4+O5 |
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Locality: Consolidated Durham mines, Lake George, York County, New Brunswick, Canada Source: William W. Pinch Owner: RRUFF Description: Elongated sprays of green crystals on quartz Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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)
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Stibnite RRUFF ID: R050066 |
Ideal Chemistry: Sb3+2S2-3 |
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Locality: Wuling, Jiangxi Province, China Source: Rock Currier Owner: RRUFF Description: Lead-gray prismatic crystal Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Stibnite (10) ] | ||||||||||
| Quick search: [ All Stibnite samples (3) ] | ||||||||||
)
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Stibnite RRUFF ID: R050016 |
Ideal Chemistry: Sb3+2S2-3 |
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Locality: Romania Source: Eugene Schlepp Owner: RRUFF Description: Group of lead-gray prismatic crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Stibnite (10) ] | ||||||||||
| Quick search: [ All Stibnite samples (3) ] | ||||||||||
)
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Stibnite RRUFF ID: R120137 |
Ideal Chemistry: Sb3+2S2-3 |
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Locality: Green Prospect, Churchill County, Nevada, USA Source: Benjamin N. Schumer Owner: RRUFF Description: Lead-gray prismatic crystals on matrix of senarmontite, sulphur and selenium Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Stibnite (10) ] | ||||||||||
| Quick search: [ All Stibnite samples (3) ] | ||||||||||
)
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Stichtite RRUFF ID: R050328 |
Ideal Chemistry: Mg6Cr3+2CO3(OH)16·4H2O |
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Locality: Dundas, Tasmania, Australia Source: Marcus Origlieri Owner: RRUFF Description: Aggregate of contorted purple plates Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Hydrotalcite (22) ] | ||||||||||
| Quick search: [ All Stichtite samples (3) ] | ||||||||||
)
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Stichtite RRUFF ID: R050475 |
Ideal Chemistry: Mg6Cr3+2CO3(OH)16·4H2O |
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Locality: near Dundas, Tasmania, Australia Source: California Institute of Technology W-20701 Owner: RRUFF Description: Aggregate of purple contorted plates Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Hydrotalcite (22) ] | ||||||||||
| Quick search: [ All Stichtite samples (3) ] | ||||||||||
)
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Stichtite RRUFF ID: R060675 |
Ideal Chemistry: Mg6Cr3+2CO3(OH)16·4H2O |
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Locality: Nevada Creek, Dundas, Tasmania, Australia Source: Michael Scott S100268 Owner: RRUFF Description: Purple massive, associated with green serpentine Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Hydrotalcite (22) ] | ||||||||||
| Quick search: [ All Stichtite samples (3) ] | ||||||||||
)
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Stilbite-Ca RRUFF ID: R050012 |
Ideal Chemistry: NaCa4(Si27Al9)O72·28H2O |
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Locality: Harborville, Nova Scotia, Canada Source: University of Arizona Mineral Museum 11419 Owner: RRUFF Description: Globular aggregate of thin tabular white single crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Stilbite (7) ] | ||||||||||
| Quick search: [ All Stilbite-Ca samples (2) ] | ||||||||||
)
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Stilbite-Ca RRUFF ID: R050106 |
Ideal Chemistry: NaCa4(Si27Al9)O72·28H2O |
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Locality: Corea, Sonora, Mexico Source: Fred Devito Owner: RRUFF Description: White to colorless sheaflike aggregates of flattened single crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Stilbite (7) ] | ||||||||||
| Quick search: [ All Stilbite-Ca samples (2) ] | ||||||||||
)
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Stillwellite-(Ce) RRUFF ID: R060899 |
Ideal Chemistry: Ce3+BSiO5 |
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Locality: Dara-i-Pioz, Alayskiy Range, South Tien- Shan Mountains, Tajikistan Source: Michael Scott S100968 Owner: RRUFF Description: Red or green (depending upon light source) hexagonal prism associated with aegirine and orthoclase Status: The identification of this mineral has been made only by X-ray diffraction. |
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| Quick search: [ All Stillwellite-(Ce) samples (2) ] | ||||||||||
)
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Stillwellite-(Ce) RRUFF ID: R060911 |
Ideal Chemistry: Ce3+BSiO5 |
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Locality: Dimbulah, Queensland, Australia Source: Royal Ontario Museum M52515 Owner: RRUFF Description: Dark orange crystalline blebs intergrown with fluorapatite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Stillwellite-(Ce) samples (2) ] | ||||||||||
)
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Stilpnomelane RRUFF ID: R060334 |
Ideal Chemistry: (K,Ca,Na)(Fe2+,Mg,Al,Fe3+)8(Si,Al)12(O,OH)36·nH2O |
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Locality: Blanchard Mountain, Skagit County, Washington, USA Source: Michael Scott S100225 Owner: RRUFF Description: Black platy radiating groups associated with quartz, 180 deg twin around [0 1 2] Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Groups: [ Stilpnomelane (4) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Stilpnomelane samples (3) ] | ||||||||||
)
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Stilpnomelane RRUFF ID: R070696 |
Ideal Chemistry: (K,Ca,Na)(Fe2+,Mg,Al,Fe3+)8(Si,Al)12(O,OH)36·nH2O |
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Locality: Brunsjo mine, Grythyttan, Vastmanland, Sweden Source: James Shigley Owner: RRUFF Description: Radiating black platy Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Groups: [ Stilpnomelane (4) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Stilpnomelane samples (3) ] | ||||||||||
)
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Stilpnomelane RRUFF ID: R110195 |
Ideal Chemistry: (K,Ca,Na)(Fe2+,Mg,Al,Fe3+)8(Si,Al)12(O,OH)36·nH2O |
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Locality: Broughton talc mine, Saint-Pierre-de-Broughton, Quebec, Canada Source: Donald Doell Owner: RRUFF Description: Aggregates of dark green plates, 180 deg twin around (-2 0 3) = [0 1 2]. Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Groups: [ Stilpnomelane (4) ] [ Clay (86) ] | ||||||||||
| Quick search: [ All Stilpnomelane samples (3) ] | ||||||||||
)
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Stishovite RRUFF ID: R070183 |
Ideal Chemistry: SiO2 |
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Locality: Synthetic Source: P. Dera Owner: RRUFF Description: Colorless fragment Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Rutile (23) ] | ||||||||||
| Quick search: [ All Stishovite samples (2) ] | ||||||||||
)
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Stishovite RRUFF ID: R080042 |
Ideal Chemistry: SiO2 |
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Locality: Synthetic at 15 GPa/1500ºC Source: Jürgen Konzett Owner: RRUFF Description: Transparent single crystal Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Rutile (23) ] | ||||||||||
| Quick search: [ All Stishovite samples (2) ] | ||||||||||
)
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Stokesite RRUFF ID: R060587 |
Ideal Chemistry: CaSn4+Si3O9·2H2O |
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Locality: Urucum mine, Galileia, Minas Gerais, Brazil Source: Michael Scott S100785 Owner: RRUFF Description: Spherical aggregate of colorless prismatic crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Stolzite RRUFF ID: X060016 |
Ideal Chemistry: Pb2+W6+O4 |
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Locality: Reef mine, Cochise County, Arizona, USA Source: University of Arizona Mineral Museum 11125 Owner: University of Arizona Mineral Museum Description: Single crystal Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Scheelite (17) ] | ||||||||||
| Quick search: [ All Stolzite samples (4) ] | ||||||||||
)
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Stolzite RRUFF ID: R050568 |
Ideal Chemistry: Pb2+W6+O4 |
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Locality: Broken Hill, New South Wales, Australia Source: University of Arizona Mineral Museum 13642 Owner: RRUFF Description: Yellowish brown tetragonal dipyramidal crystals Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Mineral Group: [ Scheelite (17) ] | ||||||||||
| Quick search: [ All Stolzite samples (4) ] | ||||||||||
)
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Stolzite RRUFF ID: R070552 |
Ideal Chemistry: Pb2+W6+O4 |
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Locality: Kangaloolah, Tuena, Georgiana County, New South Wales, Australia Source: James Shigley Owner: RRUFF Description: Colorless to light tan dipyramidal crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Mineral Group: [ Scheelite (17) ] | ||||||||||
| Quick search: [ All Stolzite samples (4) ] | ||||||||||
)
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Stolzite RRUFF ID: R130615 |
Ideal Chemistry: Pb2+W6+O4 |
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Locality: Reef mine, Cochise County, Arizona, USA Source: Ron Gibbs Owner: RRUFF Description: Bipyramidal orange crystals Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Scheelite (17) ] | ||||||||||
| Quick search: [ All Stolzite samples (4) ] | ||||||||||
)
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Stottite RRUFF ID: R120089 |
Ideal Chemistry: Fe2+Ge(OH)6 |
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Locality: Tsumeb, Namibia Source: William W Pinch Owner: RRUFF Description: Yellow to red gemmy crystals and fragments associated with chalcocite R120090, siderite and tennantite Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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| Mineral Group: [ Perovskite (44) ] | ||||||||||
)
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Straczekite RRUFF ID: R050325 |
Ideal Chemistry: (Ca,K,Ba)V4+2V5+6O20·3H2O |
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Locality: Union Carbide mine, Wilson Springs, Garland County, Arkansas, USA Source: Marcus Origlieri Owner: RRUFF Description: Black lathlike fibers Status: The identification of this mineral is not yet confirmed. |
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| Mineral Group: [ Straczekite (5) ] | ||||||||||
)
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Strakhovite RRUFF ID: R080039 |
Ideal Chemistry: NaBa3(Mn2+,Mn3+)4[Si4O10(OH)2][Si2O7]O2·(F,OH)·H2O |
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Locality: Dzhavodi Area, Ir-Nimi manganese deposit, Taikan Ridge, Khabarovskiy Kray, Far-Eastern Region, Russia Source: Michael Scott S100661 Owner: RRUFF Description: Dark green vitreous massive Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
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Strashimirite RRUFF ID: R060142 |
Ideal Chemistry: Cu2+4(As5+O4)2(OH)2·2.5H2O |
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Locality: Majuba Hill, Pershing County, Nevada, USA Source: Marcus Origlieri Owner: RRUFF Description: White to colorless fibrous or hair-like aggregate Status: The identification of this mineral is not yet confirmed. |
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| Quick search: [ All Strashimirite samples (2) ] | ||||||||||
){kind=spacer}
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Strashimirite RRUFF ID: R060335 |
Ideal Chemistry: Cu2+4(As5+O4)2(OH)2·2.5H2O |
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Locality: Burrus mine, Pyramid District, Washoe County, Nevada, USA Source: Michael Scott S100055 Owner: RRUFF Description: Light green tufts on green platy chalcophyllite Status: The identification of this mineral is not yet confirmed. |
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| Quick search: [ All Strashimirite samples (2) ] | ||||||||||
)
|
Strelkinite RRUFF ID: R070046 |
Ideal Chemistry: Na2(U6+O2)2(V5+O4)2·6H2O |
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Locality: Basaral occurrence, southwest Balkhash region, Kazakhstan Source: Michael Scott S105065 Owner: RRUFF Description: Yellow massive Status: The identification of this mineral is not yet confirmed. |
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)
|
Strengite RRUFF ID: R040177 |
Ideal Chemistry: Fe3+PO4·2H2O |
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Locality: Plegstein, Oberpfalz, Bavaria, Germany Source: University of Arizona Mineral Museum 2450 Owner: RRUFF Description: Light purple crystals Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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| Quick search: [ All Strengite samples (2) ] | ||||||||||
)
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Strengite RRUFF ID: R070590 |
Ideal Chemistry: Fe3+PO4·2H2O |
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Locality: Foddersack Mountain, near Norman, Montgomery County, Arkansas, USA Source: James Shigley Owner: RRUFF Description: Radiating aggregates of bladed pale purple crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Strengite samples (2) ] | ||||||||||
)
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Stringhamite RRUFF ID: R060934 |
Ideal Chemistry: CaCu2+SiO4·H2O |
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|
Locality: Santos mine, Tierra Amarilla, Chile Source: Bob Jenkins Owner: RRUFF Description: Azure blue crust, there is no diffraction from this material Status: The identification of this mineral is not yet confirmed. |
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| Quick search: [ All Stringhamite samples (2) ] | ||||||||||
)
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Stringhamite RRUFF ID: R110018 |
Ideal Chemistry: CaCu2+SiO4·H2O |
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Locality: Christmas mine, Gila County, Arizona, USA Source: Bob Jenkins Owner: RRUFF Description: Deep blue platy crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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| Quick search: [ All Stringhamite samples (2) ] | ||||||||||
)
|
Stromeyerite RRUFF ID: R060909 |
Ideal Chemistry: Cu1+Ag1+S2- |
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Locality: Gowganda, Ontario, Canada Source: Royal Ontario Museum M16326 Owner: RRUFF Description: Grey, metallic, pseudohexagonal flakes, conchoidal fracture Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Quick search: [ All Stromeyerite samples (2) ] | ||||||||||
)
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Stromeyerite RRUFF ID: R060908 |
Ideal Chemistry: Cu1+Ag1+S2- |
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Locality: Cobalt, Ontario, Canada Source: Royal Ontario Museum M39131 Owner: RRUFF Description: Black metallic massive with conchoidal fracture Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Quick search: [ All Stromeyerite samples (2) ] | ||||||||||
)
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Strontianite RRUFF ID: R040037 |
Ideal Chemistry: SrCO3 |
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Locality: Alston Moor, Cumbria, England Source: University of Arizona Mineral Museum 7934 Owner: RRUFF Description: Group of tan colored crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Aragonite (18) ] | ||||||||||
| Quick search: [ All Strontianite samples (4) ] | ||||||||||
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Strontianite RRUFF ID: X050157 |
Ideal Chemistry: SrCO3 |
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Locality: Fidalgo Island, Puget Sound, Washington, USA Source: Caltech Owner: Caltech Description: Status: The identification of this mineral has been determined only by Raman spectroscopy |
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| Mineral Group: [ Aragonite (18) ] | ||||||||||
| Quick search: [ All Strontianite samples (4) ] | ||||||||||
)
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Strontianite RRUFF ID: R050476 |
Ideal Chemistry: SrCO3 |
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Locality: Fidalgo Island, Puget Sound, Washington, USA Source: California Institute of Technology W-20702 Owner: RRUFF Description: Aggregate of colorless spheres Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
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| Mineral Group: [ Aragonite (18) ] | ||||||||||
| Quick search: [ All Strontianite samples (4) ] | ||||||||||
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