Canadian Mineralogist's Image Gallery

Samfowlerite: Ca14Mn++3Zn2(Be,Zn)2Be6(SiO4)6(Si2O7)4(OH,F)6

Comments: SEM image of typical crystals of samfowlerite. (CanMin, v32:43).
Location: Franklin mine, in Franklin, Sussex County, New Jersey, USA. Scale: Picture Size 0.7 µm.
© Canadian Mineralogist

Schlemaite: (Cu,[ ])6(Pb,Bi)Se4  
Clausthalite: PbSe  
Eucairite: CuAgSe

Comments: Reflected-light digital-image of the intermixed schlemaite grain in type sample F2, from which the reflectance, crystallographic and crystal-structure data were obtained. (CanMin, v 41, p 1435).
Location: "Tiber" dike, -855-m level, block 5128, main shaft # 371, Niederschlema-Alberoda vein-type uranium depost at Hartensein, Erzgebirge, Germany. Scale: See Picture.
© Canadian Mineralogist

Scholzite: CaZn2(PO4)2·2(H2O)  
Hillite: Ca2(Zn, Mg)[PO4]2·2(H2O)

Comments: Morphology of a homogeneous larger cluster of hillite growing on an acicular crystal of scholzite. SEM back-scattered electron image.
Location: Lower Cambrian Parachilna Formation, Reaphook Hill, South Australia, Australia. Scale: See Image.
© Canadian Mineralogist

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

Sewardite: CaFe+++2(AsO4)2(OH)2

Comments: Photomicrograph of an isolated fragment of red sewardite as well as a fragment in green to black botryoidal matrix.
Location: Single specimen of gangue collected from the 31st level of the Tsumeb mine, Tsumeb, Namibia. Scale: See Image.
© Canadian Mineralogist

Shcherbakovite: KKNaTi2O(OH)[Si4O12]

Comments: Secondary electron image of a shcherbakovite crystal.
Location: Mount Rasvumchorr, Khibina massif, Kola Peninsula, Russia. Scale: See Image.
© Canadian Mineralogist

Skippenite: Bi2Se2(Te,S)

Comments: SEM image of skippenite (s) crystal containing an inclusion of Bi2(Se,Te,S)2 (a) Bi 2(Se,S)2 (b) associated with clausthalite and chalcopyrite penetrates along watkinsonite (w) grain boundaries.
Location: U vein-typed eposits locatedi n the Otish Mountains basin (Quebec), Canada. (CanMin, v25:625). Scale: Scale Bar 40 µm.
© Canadian Mineralogist

Sobolevskite: PdBi  
Atokite: (Pd,Pt)3Sn

Comments: Back-scattered electron image showing a) intergrowth of atokite, mertieite-II [Pd8Sb3] and telluroan sobolevskite [(Pd,Pt)(Bi,Te)] within tetra-auricupride rim. (CanMin, v 42, p 611).
Location: Kondyor PGE placer, Khabarovskiy Kray, eastern Siberia, Russia. Scale: See Image.
© Canadian Mineralogist

Sokolovaite: CsLi2AlSi4O10F2

Comments: BSE images of zoned lepidolite (Lpd) and Cs-dominant rim of sokolovaite (Cs) with albite (Ab). (CanMin, v47:337).
Location: Main pegmatite body in the Eastern block of the Moblan pegmatite cluster, located within the Frotet-Evans greenstone belt of the Opatica Subprovince in Quebec, Canada. Scale: See Image.
© Canadian Mineralogist

Sopcheite: Ag4Pd3Te4

Comments: B&W iamge of coarse- and fine-grained sopcheite (white SOP) occurring at the margin of bornite (BR) that has replaced chalcopyrite. (CanMin, v28:489).
Location: Geordie Lake Intrusion of the Coldwell alkaline complex, northwestern Ontario, Canada. Scale: See Imate.
© Canadian Mineralogist

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

Steropesite: Tl3BiCl6

Comments: SEM-BSE image of steropesite showing a more complex habit of some crystals. (CanMin, v47:373).
Location: La Fossa crater, Vulcano, Aeolian Islands, Italy. Scale: See Image.
© Canadian Mineralogist

Stibarsen: SbAs  
Vaughanite: TlHgSb4S7  
Paakkonenite: Sb2AsS2

Comments: B&W image of vaughanite (Va) aggregate surrounding a fibrous bundle of paakkonenite (Pfi) and associated with stibarsen (Star) and realgar (Re). Oil immersion. (CanMin, v53:369).
Location: Rare primary constituent of the Golden Giant orebody of the Hemlo gold deposit, Hemlo, Ontario, Canada. Scale: See Image.
© Canadian Mineralogist

Stillwaterite: Pd8As3

Comments: B&W photomicrograph of a stillwaterite grain (gray) associated with native gold. (CanMin, v13:321).
Location: Heavy mineral centrates from the Banded and Upper zones of Stillwater Complex, Montana, USA. Scale: See Image.
© Canadian Mineralogist

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

Sugakiite: Cu(Fe,Ni)8S8

Comments: Reflected light polished section of sugakiite (sg) associated with bornite (bn), talnakhite (td) and native copper (Cu). (CanMin, v43:266).
Location: Horoman, Samani-cho, Urakawa-gun, Japan. Scale: See Image.
© Canadian Mineralogist

Szymanskiite: Hg+16(Ni,Mg)6(H3O)8(CO3)12·3(H2O)

Comments: SEM image of a group of szymafskiite crystals. (CanMin, v28:703).
Location: Clear Creek mercury mine, New Idria district, San Benito County, California. Scale: See Image.
© Canadian Mineralogist

Taaffeite:  
Magnesiotaaffeite-6N3S: (Mg,Fe++,Zn)2Al6BeO12  
Magnesiotaaffeite-2N2S: Mg3Al8BeO16

Comments: BSE image of magnesiotaaffeite-6N3S (Mgt-6N3S) with a central lamella of magnesiotaaffeite-2N2S (Mgt-2N2S). Other minerals Spl: spinel; Chl: clinochlore.
Location: Polymetamorphic dolomite marble at Eastern Alps, Stubenberg, Styria, Austria. (CanMin, v46:1195). Scale: See Image.
© Canadian Mineralogist

Taimyrite: (Pd,Cu,Pt)3Sn  
Atokite: (Pd,Pt)3Sn

Comments: Photomicrograph (oil immersion) of atokite and taimyrite intergrowth inside tetraauricupride reaction rim on Pt-Fe alloy. Outlined section shows atokite relics within taimyrite. (CanMin, v 42, p 610).
Location: Kondyor PGE placer, Khabarovskiy Kray, eastern Siberia, Russia,. Scale: See Image.
© Canadian Mineralogist

Tarkianite: (Cu,Fe)(Re,Mo)4S8

Comments: A euhedral grain of tarkianite associated with sperrylite (Sp) in heavy-mineral concentrate. Plane-polarized light, oil immersion, sample 2_72_6.
Location: Sulfide concentrate from Hitura Ni-Cu-PGE mine, Nivala, western central Finland. Scale: See Scale Bar.
© Canadian Mineralogist