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Minerals

6323 results

Mineral

Tschaunerite

tschaunerite

Formula
(Fe²⁺)(Fe²⁺Ti4+)O4
Anyolite (chrome-zoisite,tschermakite,rubis) Locality: Mundarara Mine, Longido, Mt Kilimanjaro, Kilimanjaro Region, Tanzania (12 cm). Mineral

Tschermakite

tschermakite

Formula
☐Ca2(Mg3Al2)Si6Al2O22(OH)2
Tschermigite - Locality: Tschermig, Böhmen - Exposed in the Mineralogical Museum, Bonn, Germany Mineral

Tschermigite

tschermigite

Formula
NH4Al(SO4)2·12H2O
Tschernichite Field of view: 0.4 mm high Locality: Neer Road Pit, Goble, Columbia County, Oregon, USA (locality at mindat.org) Mineral

Tschernichite

tschernichite

Formula
CaAl2Si6O16·8H2O
Tschörtnerite (blue; with needle-like, unknown zeolite crystals) Field of view: 2 mm Locality: Caspar quarry, Bellerberg volcano, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany Mineral

Tschörtnerite

tschörtnerite

Formula
Ca4(K,Ca,Sr,Ba)3Cu3Al12Si12O48(OH)8·20H2O
Mineral

Tsepinite-Ca

tsepinite-Ca

Formula
(Ca,K,Na)2-ₓ(Ti,Nb)2(Si4O12)(OH,O)2·4H2O
Mineral

Tsepinite-K

tsepinite-K

Formula
(K,Ba,Na)2(Ti,Nb)2(Si4O12)(OH,O)2·3H2O
White core of tsepinite-Na with an epitaxial growth of orange Labuntsovite-Mn crystal from the famous Aris Quarry (Windhoek, Khomas Region, Namibia). Mineral

Tsepinite-Na

tsepinite-Na

Formula
(Na,H3O,K,Sr,Ba,☐)2(Ti,Nb)2(Si4O12)(OH,O)2·3H2O
Mineral

Tsepinite-Sr

tsepinite-Sr

Formula
(Sr,Ba,K)(Ti,Nb)2(Si4O12)(OH,O)2·3H2O
Back-scattered electron images (BSE) (A,C) and digital image in reflected plane polarized light (B,D) showing tsikourasite from the chromitite of Agios Stefanos. Abbreviations: Tsk = tsikourasite, Epx = epoxy, Chr = chromite, NiP = Ni-allabogdanite or Ni-barringerite, VS = V-sulphide, Aw = awaruite, Npd = nickelphosphide. Scale bar = 10 µm. Mineral

Tsikourasite

tsikourasite

Formula
Mo3Ni2P1+ₓ
Mineral

Tsilaisite

tsilaisite

Formula
NaMn²⁺3Al6(Si6O18)(BO3)3(OH)3(OH)
Mineral

Tsnigriite

tsnigriite

Formula
Ag9SbTe3S3
Mineral

Tsugaruite

tsugaruite

Formula
Pb4As2S7
Tsumcorite Locality: Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto (Oshikoto) Region, Namibia (Locality at mindat.org) Size: 3.7 x 2.9 x 1.8 cm. Freestanding crystals of tsumcorite in relatively large clusters to several mm. Mineral

Tsumcorite

tsumcorite

Formula
PbZn2(AsO4)2·2H2O
Tsumebite from Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia. Collection and photograph Christian Rewitzer. Mineral

Tsumebite

tsumebite

Formula
Pb2Cu(PO4)(SO4)(OH)
Mineral

Tsumgallite

tsumgallite

Formula
GaO(OH)
Black metallic crystals of tsumoite, a bismuth telluride, from one of the best known localities for the mineral: Bjorkdal Mine, Västerbotten, Sweden. Mineral

Tsumoite

tsumoite

Formula
BiTe
Black elongated grain of tsygankoite with metallic lustre and alabandite (in the center) in white dolomite-calcite matrix along with orpiment (yellow) and native arsenic (black rounded grain on the right). This grain of tsygankoite was extracted from the polished section and used for the structure data collection. Image obtained from: Kasatkin, A.V., Makovicky, E., Plášil, J., Škoda, R., Agakhanov, A.A, Karpenko, V.Y. and Nestola, F. (2018) Tsygankoite, Mn8Tl8Hg2(Sb21Pb2Tl)S24S48, a New Sulfosalt from the Vorontsovskoe Gold Deposit, Northern Urals, Russia. Minerals: 8(5): 218; doi.org/10.3390/min8050218 The article is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. (CC BY 4.0). Mineral

Tsygankoite

tsygankoite

Formula
Mn8Tl8Hg2(Sb21Pb2Tl)S48
Rare new mineral with a very curious tubular shape which gives name to the mineral. The sample has one perfect tube and it is associated to hairy metallic rings that are also tubulite. From: Bio Mine, Borgofranco, Torino, Piedmont, Italy. Mineral

Tubulite

tubulite

Formula
Ag2Pb22Sb20S53
Yellow crystal aggregates og the extremely rare Mo- oxide mineral tugarinovite from the type locality in Russia (Lenskoye Molybdenum Uranium Deposit, Amur Oblast, Russian Federation). Ex Vandenbroucke Museum collection from Waregem, Belgium. Mineral

Tugarinovite

tugarinovite

Formula
MoO2
Tugtupite, Quartz Locality: Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland (Locality at mindat.org) A very rich and aesthetically shaped specimen of the SUPER-FLUORESCENT and rare, cherry-red, beryllium silicate, tugtupite, in quartz matrix from the Ilimaussaq Complex in Greenland. The base has been sawed to enhance display. Ex University of Copenhagen and Richard Hauck Collection. 7.4 x 6.0 x 2.7 cm Mineral

Tugtupite

tugtupite

Formula
Na4BeAlSi4O12Cl
Tuhualite Locality: Opo Bay (South East Bay), Mayor Island (Tuhua), New Zealand Purple/dark blue xls of Tuhualite. Field of view 3 mm. Specimen was collected by Volker Hoppe at Mayor Island in oktober 2001. Specimen and photo Leon Hupperichs. Mineral

Tuhualite

tuhualite

Formula
NaFe²⁺Fe³⁺Si6O15
Mineral

Tuite

tuite

Formula
Ca3(PO4)2
Outstanding (and big for the species) shiny silvery nugget of the extremely rare platinum mineral tulameenite from the type locality in Tulameent river (Princeton, British Columbia, Canada). Analyzed specimen by SEM/EDS by Alfredo Petrov. Mineral

Tulameenite

tulameenite

Formula
CuFePt2