Click on thumbnails for a larger image. Please be patient since some of these pages of thumbnail images take some time to load. These mineral photos are copyrighted by their owners and may not be used without permission.
Tinaksite: K2Na(Ca,Mn++)2(Ti,Fe)O[Si7O18(OH)] Charoite: K5Ca8(Si6O15)2(Si2O7)Si4O9(OH)·3(H2O)
Comments: Yellow-brown prismatic tinaksite crystals in purple charoite with black aegirine. Location: Murun, Aldan Uplift, Chara and Olekma Rivers, near Olekminsk, Republic of Sakha, Siberia, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Tincalconite: Na6[B4O5(OH)4]3·8(H2O)
Comments: Pristine white tincalconite pseudomorph after a single borax crystal. Location: Boron, Kramer District, Kern Co., California, USA. Scale: 30x14x5 mm. © John Betts - Fine Minerals
Tinsleyite: KAl2(PO4)2(OH)·2(H2O) Phosphosiderite: Fe+++PO4·2(H2O) Rockbridgeite: (Fe++,Mn)Fe+++4(PO4)3(OH)5
Comments: Violet botryoidal tinsleyite on bluish-purple botryoidal phosphosiderite on dark, massive rockbridgeite. Location: Bendada, Guarda, Portugal. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Tinticite: Fe+++5(PO4,VO4)4·7(H2O)
Comments: Porcelaneous tinticite chip. Location: Near Tintic Standard Mine, Tintic District, Juab County, Utah, USA. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Tintinaite: Pb22Cu+4(Sb,Bi)30S69
Comments: Massive silvery metallic tintinaite in matrix. Location: Roznava, Slovak Republic. Scale: Specimen Size 2 x 4 cm. © Diederik Visser
Tinzenite: (Ca,Mn,Fe)3Al2BO3Si4O12(OH) Epidote-(Sr): CaSrAl2Fe+++(Si2O7)(SiO4)O(OH)
Comments: B&W image of a radial aggregate of epidote-(Sr) in tinzenite. (Journal of Mineralogical and Petrological Sciences, v103:400). Location: Nagakawara and Hohnomori deposits at the Ananai mine, Kochi Prefecture, Japan. Scale: See Image. © Journal of Mineralogical and Petrological Sciences
Tinzenite: (Ca,Mn,Fe)3Al2BO3Si4O12(OH)
Comments: Orange bladed aggregate of tinzenite crystals and clear quartz. Location: Molinello mine, Val Graveglia, Italy. Scale: 5.8x3.6x3.3 cm. © Richard Dale / Dale Minerals
Comments: Orange crystalline tinzenite with quartz and black braunite. Location: Cassagne mine, near Chiavari, Liguria, Italy. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Tiptopite: K2(Na,Ca)2Li3Be6(PO4)6(OH)2·(H2O) Montgomeryite: Ca4MgAl4(PO4)6(OH)4·12(H2O)
Comments: Clear, acicular crystals of tiptopite with red montgomeryite. Location: Tip Top mine, Custer, Custer County, South Dakota, USA. Scale: Not Given. © Lou Perloff / Photo Atlas of Minerals
Tiptopite: K2(Na,Ca)2Li3Be6(PO4)6(OH)2·(H2O) Englishite: K3Na2Ca10Al15(PO4)21(OH)7·26(H2O) Montgomeryite: Ca4MgAl4(PO4)6(OH)4·12(H2O)
Comments: Red montgomeryite lath-like crystals to 1mm in 2mm rosettes associated with clear, acicular sprays of tiptopite to 0.75mm and white cottonball-like crystals of englishite to 0.2mm. Location: Tip Top mine, Custer Co., South Dakota, USA. Scale: Picture size 5 mm. © Tom Loomis / Dakota Matrix