Thomas Witzke's Image Gallery

Thomas Witzke's Image Gallery
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Images from Thomas Witzke

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Thomas Witzke's Image Gallery With 1036 Images

Brenkite Image

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Brenkite: Ca2(CO3)F2

Comments: Spherical aggregate of colorless crystals of brenkite.
Location: Schellkopf, Brenk, Eifel Mts, Rhineland-Palatinate, Germany. Scale: Picture size 7.5 mm.
© Thomas Witzke / Abraxas-Verlag

Brenkite Image

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Brenkite: Ca2(CO3)F2

Comments: Spherical aggregate of colorless crystals of brenkite.
Location: Schellkopf, Brenk, Eifel Mts, Rhineland-Palatinate, Germany. Scale: Picture size 7.5 mm.
© Thomas Witzke / Abraxas-Verlag

Brianyoungite Image

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Brianyoungite: Zn3(CO3,SO4)(OH)4

Comments: Silky white aggregates of brianyoungite with small yellow crystals of sulfur on sphalerite.
Location: St Johannes Mine, Wolkenstein, Erzgebirge, Saxony, Germany. Scale: Picture size 3 mm.
© Thomas Witzke / Abraxas-Verlag

Brianyoungite Image

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Brianyoungite: Zn3(CO3,SO4)(OH)4

Comments: Silky white aggregates of brianyoungite with small yellow crystals of sulfur on sphalerite.
Location: St Johannes Mine, Wolkenstein, Erzgebirge, Saxony, Germany. Scale: Picture size 3 mm.
© Thomas Witzke / Abraxas-Verlag

Bukovskyite Image

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Bukovskyite: Fe+++2(AsO4)(SO4)(OH)·7(H2O)  
Zykaite: Fe+++4(AsO4)3(SO4)(OH)·15(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

Bukovskyite Image

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Bukovskyite: Fe+++2(AsO4)(SO4)(OH)·7(H2O)  
Zykaite: Fe+++4(AsO4)3(SO4)(OH)·15(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

Bunsenite Image

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Bunsenite: NiO

Comments: Greenish earthy bunsenite.
Location: Johanngeorgenstadt, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Bunsenite Image

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Bunsenite: NiO

Comments: Greenish earthy bunsenite.
Location: Johanngeorgenstadt, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Buryatite Image

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Buryatite: Ca3(Si,Fe+++,Al)[SO4][B(OH)4](OH,O)6·12(H2O)

Comments: Vitreous colorless buryatite on matrix.
Location: Solongo B deposit, Buriatia (Buryatia) Republic, Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Buryatite Image

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Buryatite: Ca3(Si,Fe+++,Al)[SO4][B(OH)4](OH,O)6·12(H2O)

Comments: Vitreous colorless buryatite on matrix.
Location: Solongo B deposit, Buriatia (Buryatia) Republic, Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Buttgenbachite Image

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Buttgenbachite: Cu19Cl4(NO3)2(OH)32·2(H2O)

Comments: A blue crystal of buttgenbachite.
Location: Likasi Mine, Likasi, Shaba (Katanga), Congo (Zaïre). Scale: Crystal length 3.1 mm.
© Thomas Witzke / Abraxas-Verlag

Buttgenbachite Image

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Buttgenbachite: Cu19Cl4(NO3)2(OH)32·2(H2O)

Comments: A blue crystal of buttgenbachite.
Location: Likasi Mine, Likasi, Shaba (Katanga), Congo (Zaïre). Scale: Crystal length 3.1 mm.
© Thomas Witzke / Abraxas-Verlag

Bystrite Image

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Bystrite: (Na,K)7Ca(Si6Al6)O24S4.5·(H2O)  
Lazulite: MgAl2(PO4)2(OH)2

Comments: Brownish-yellow bystrite grains with blue lazulite in an igneous rock.
Location: Malo-Bystrinskoye lazurite deposit, Tunka Valley, Sludyanka, Lake Baikal Region, Russia. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Bystrite Image

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Bystrite: (Na,K)7Ca(Si6Al6)O24S4.5·(H2O)  
Lazulite: MgAl2(PO4)2(OH)2

Comments: Brownish-yellow bystrite grains with blue lazulite in an igneous rock.
Location: Malo-Bystrinskoye lazurite deposit, Tunka Valley, Sludyanka, Lake Baikal Region, Russia. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Cabalzarite Image

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Cabalzarite: Ca(Mg,Al,Fe++)2(AsO4)2(H2O,OH)2

Comments: Brownish crystals of cabalzarite on matrix.
Location: Falotta, Tinizong (Tinzen), Sursass (Oberhalbstein), Grischun (Grisons; Graubünden), Switzerland. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Cabalzarite Image

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Cabalzarite: Ca(Mg,Al,Fe++)2(AsO4)2(H2O,OH)2

Comments: Brownish crystals of cabalzarite on matrix.
Location: Falotta, Tinizong (Tinzen), Sursass (Oberhalbstein), Grischun (Grisons; Graubünden), Switzerland. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Calcurmolite Image

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Calcurmolite: Ca(UO2)3(MoO4)3(OH)2·11(H2O)

Comments: Calcurmolite in yellow globular aggregates of radiating fibers.
Location: Rabejac, Lodeve, Herault, France. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Calcurmolite Image

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Calcurmolite: Ca(UO2)3(MoO4)3(OH)2·11(H2O)

Comments: Calcurmolite in yellow globular aggregates of radiating fibers.
Location: Rabejac, Lodeve, Herault, France. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Callaghanite Image

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Callaghanite: Cu2Mg2(CO3)(OH)6·2(H2O)

Comments: Blue crystals of callaghanite on matrix.
Location: Gabbs, Nevada, USA. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Callaghanite Image

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Callaghanite: Cu2Mg2(CO3)(OH)6·2(H2O)

Comments: Blue crystals of callaghanite on matrix.
Location: Gabbs, Nevada, USA. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag
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