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.
Zirkelite: (Ca,Th,Ce)Zr(Ti,Nb)2O7
Comments: Black, massive aggregate of zirkelite with minor brown biotite and a thin vein of white calcite. Location: Palabora Open Pit mine, Loolekop, Phalaborwa, Limpopo Province, Transvaal, Republic of South Africa. Scale: Picture size 1.5 cm. © Paul M. Schumacher
Zirsilite-(Ce): (Na,[ ])12(Ce, Na)3Ca6Mn3Zr3Nb(Si25O73)(OH)3(CO3)·H2O
Comments: Yellow masses of zirsilite-(Ce) intermixed with other eudialyte group (?) minerals. Location: Darai-Pioz (Dara-i-Pioz; Dara-Pioz) Glacier, Alai (Alayskiy) Range, Tien Shan Mts, Region of Republican Subordination, Tajikistan. Scale: Picture Size 0.2 cm. © Jeff Weissman / Photographic Guide to Mineral Species
Zirsinalite: Na6(Ca,Mn,Fe++)Zr[Si6O18]
Comments: Translucent pale olive-green-colored zirsinalite replacing reddish eudialyte. Location: Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Znucalite: CaZn11(UO2)(CO3)3(OH)20·4(H2O)
Comments: Cream-yellow botryoidal znucalite. Location: St Christoph Mine, Bärenhecke, Glashütte, Erzgebirge, Saxony, Germany. Scale: Picture size 4 mm. © Thomas Witzke / Abraxas-Verlag
Comments: Very pale bluish white, porcelaneous crust of znucalite on matrix. Location: Mine dump near: Pribam, Bohemia, Czech Republic. Scale: Picture size 5 mm. © Paul M. Schumacher
Zodacite: Ca4Mn++Fe+++4(PO4)6(OH)4·12(H2O)
Comments: SEM image of a divergent spray of zodacite crystals. (AmMin, v73:1179). Location: Mangualde, Portugal. Scale: See Image. © American Mineralogist
Zoisite: Ca2Al3(SiO4)3(OH) = Ca2AlAl2(SiO4)(Si2O7)O(OH)
Comments: Gem quality crystal of zoisite with the striking pleochroism displayed in three different views. Location: Alchuri Village, Shigar Valley, north of Skardu, Baltistan, Pakistan. Scale: 1x1x3.8 cm. © Dan Weinrich
Comments: Dual views of a large crystal of blue-violet zoisite (var. tanzanite) showing the pleochroism. Location: Merelani Hills, Umba Valley, Lelatema Mts., Arusha Region, Tanzania. Scale: 35 mm 42.32 ct. © John Betts - Fine Minerals
Zoltaiite: BaV++++2V+++12Si2O27
Comments: B&W reflected-light photomicrograph showing zoltaiite grains (Z) in the type sample. AmMin v90, p1656. Location: Eastern edge of the Shuswap metamorphic complex of British Columbia, Canada. Scale: See Image. © American Mineralogist
Zorite: Na6Ti5[Si12O34](O,OH)5·11(H2O)
Comments: Pale pink translucent spherical zorite crystal aggregate on dark green aegirine. Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo. © Jeff Weissman / Photographic Guide to Mineral Species
Zunyite: Al13Si5O20(OH,F)18Cl
Comments: Octahedral crystals of zunyite to 5 mm on matrix. Location: Quartzsite, Arizona. Scale: 5+ cm. © John Veevaert
Zussmanite: K(Fe++,Mg,Mn)13[AlSi17O42](OH)14
Comments: Light to dark green crystals of zussmanite (.75 mm) embedded in schist.. Location: Longvale quarry, Mendocino Co., California, USA. Scale: Picture Size 2 cm. © Tom Loomis / Dakota Matrix
Zvyagintsevite: Pd3Pb
Comments: Sharp cubic crystal of zvyagintsevite. Location: Konder, Khabarovsk territories, Russian Far East, Russia. Scale: Crystal Size 0.5 x 0.5 x 0.2 cm. © Rob Lavinsky
Zwieselite: (Fe++,Mn)2(PO4)F
Comments: Brown zwieselite in granite pegmatite. Location: Sauberg Mine, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany. Scale: Specimen size 9 mm. © Thomas Witzke / Abraxas-Verlag
Zykaite: Fe+++4(AsO4)3(SO4)(OH)·15(H2O) Bukovskyite: Fe+++2(AsO4)(SO4)(OH)·7(H2O)
Comments: Pale beige acicular crystals of bukovskýite with white zykaite. Location: Christbescherung Mine, Großvoigtsberg, Freiberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 1.3 mm. © Thomas Witzke / Abraxas-Verlag
Zykaite: Fe+++4(AsO4)3(SO4)(OH)·15(H2O)
Comments: Round aggregates of Zykaite. Location: Reiche Zeche Mine, Freiberg, Freiberg District, Erzgebirge, Saxony, Germany. Scale: Specimen size 37 mm. © Thomas Witzke / Abraxas-Verlag