Mineral Specimen Images (T)

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

Tacharanite: Ca12Al2Si18O33(OH)36  
Phillipsite-Na: (Na,K,Ca)1-2(Si,Al)8O16·6(H2O)

Comments: Spherical tacharanite aggregates on phillipsite crystals.
Location: Espalion, Aveyron, France. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Tachyhydrite: CaMg2Cl6·12(H2O)

Comments: Translucent pink tinted granular tachyhydrite.
Location: Stassfurt, Sachsen-Anhalt, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Tadzhikite-(Ce): Ca4(Ce,Y)2(Ti,Al,Fe+++,[ ])2[Si4B4O22](OH)2

Comments: Brown crystal of tadzhikite-(Ce) with baratovite, polylithionite and zektzerite in matrix.
Location: Dara-I-Pioz, Tajikistan. Scale: Specimen Size 1.5x2 cm.
© Diederik Visser

Tadzhikite-(Y): Ca4(Y,Ce)2(Ti,Al,Fe+++,[ ])2[Si4B4O22](OH)2

Comments: Grayish brown crystals of tadzhikite-(Y) in matrix.
Location: Dara-i-Pioz Glacier, Alayskiy (Alai) Range, Tien Shan Mountains, Tajikistan. Scale: See Image.
© Rruff Database

Taenite: gamma-(Fe,Ni)  
Troilite: FeS  
Cohenite: (Fe,Ni,Co)3C  
Kamacite: alpha-(Fe,Ni)

Comments: Brown masses of troilite, with white cohenite, in kamacite/taenite matrix, in meteorite (polished section).
Location: Meteor Crater, Canyon Diablo, Coconino County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Taenite: gamma-(Fe,Ni)  
Kamacite: alpha-(Fe,Ni)  
Troilite: FeS

Comments: Polished and acid etched slice, with crust, illustrating Widmanstaaten lines, with taenite darker areas between kamacite crystals, with tarnished troilite inclusions, in fine octahedrite meteorite.
Location: Gibeon Meteorite, found 1836, Great Namaqualand, Hardap, Namibia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Taenite: gamma-(Fe,Ni)

Comments: Massive taenite, altering, intermixed with kamacite, in meteorite.
Location: Agtalilik Meteorite, Melville Bay, Greenland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

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

Tainiolite: KLiMg2Si4O10F2

Comments: Micaceous tainiolite aggregate.
Location: Magnet Cove, Hot Spring County, Arkansas, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Takedaite: Ca3(BO3)2

Comments: Translucent granular takedaite.
Location: Fuka, Okayama, Japan. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Takeuchiite: Mg2Mn+++O2(BO3)

Comments: Aggregates of black prismatic takeuchiite crystals.
Location: Langban, Varmland, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Takovite: Ni6Al2(OH)16(CO3,OH)·4(H2O)

Comments: Aqua-colored takovite on rock.
Location: Carr-Boyd Nickel Mine, Western Australia, Australia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Talc: Mg3Si4O10(OH)2

Comments: White Talc pseudomorphous after quartz.
Location: Johannezeche, Bavaria, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Talmessite: Ca2Mg(AsO4)2·2(H2O)

Comments: Pale green, crystalline aggregates of talmessite on reddish, hematite-stained calcite.
Location: Ourlil, Bou Azzer, Anti Atlas Mts., Morocco. Scale: Crystal size 4 mm.
© John Veevaert

Talmessite: Ca2Mg(AsO4)2·2(H2O)

Comments: Translucent nearly colorless talmessite microcrystals.
Location: Old Gold Hill Mine, Tooele County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Talmessite: Ca2Mg(AsO4)2·2(H2O)

Comments: Vivid pink-colored talmessite crystalline aggregates scattered on matrix.
Location: Bou Azzer, Morocco. Scale: Picture size 2 cm.
© Sandro Maggia/Minernet.it

Talnakhite: Cu9(Fe,Ni)8S16

Comments: Tarnished brown talnakhite with brassy chalcopyrite.
Location: Talnakh Deposit, Norilsk, Krasnoyarsk Territory, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Talnakhite: Cu9(Fe,Ni)8S16  
Parkerite: Ni3(Bi,Pb)2S2

Comments: Cut, not polished section showing rounded grains of parkerite (yellow arrow) in 'dactiloscopyc' galena aggregate in talnakhite-chalcopyrite ore. Talnakhite is bronze-violet slightly oxidised grain streaked with golden chalcopyrite.
Location: Taimyr (Oktyabr'skoye; Oktyabr'sky) Cu-Ni deposit, Noril'sk, Putoran Plateau, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Eastern-Siberian Region, Russia. Scale: Picture Size 4x3 mm.
© Pavel M. Kartashov

Tamarugite: NaAl(SO4)2·6(H2O)  
Blodite: Na2Mg(SO4)2·4(H2O)

Comments: Clear, yellow blödite with white tamarugite.
Location: Willi Agatz Mine, Dresden, Saxony, Germany. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag