Thomas Witzke's Image Gallery

Images from Thomas Witzke

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Thomas Witzke's Image Gallery With 1036 Images

Samarskite-(Y) Image

Images:

Samarskite-(Y): (Y,Fe+++,U)(Nb,Ta)5O4

Comments: A black crystal of samarskite. Ex collection Gustav Rose 1832, found on his travel together with Alexander von Humboldt through the Ural Mts.
Location: Miass, Ilmen Mts, Chelyabinsk Oblast', Urals Region, Russia. Scale: Crystal size 8 mm.
© Thomas Witzke / Abraxas-Verlag

Samarskite-(Y) Image

Images:

Samarskite-(Y): (Y,Fe+++,U)(Nb,Ta)5O4

Samuelsonite Image

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Samuelsonite: (Ca,Ba)Ca8(Fe++,Mn)4Al2(PO4)10(OH)2

Comments: Transparent crystal of samuelsonite.
Location: Palermo #1 mine, Groton, Grafton Co., New Hampshire, USA. Scale: Picture size 2.2 mm.
© Thomas Witzke / Abraxas-Verlag

Samuelsonite Image

Images:

Samuelsonite: (Ca,Ba)Ca8(Fe++,Mn)4Al2(PO4)10(OH)2

Comments: Transparent crystal of samuelsonite.
Location: Palermo #1 mine, Groton, Grafton Co., New Hampshire, USA. Scale: Picture size 2.2 mm.
© Thomas Witzke / Abraxas-Verlag

Santabarbaraite Image

Images:

Santabarbaraite: Fe+++3(PO4)2(OH)3·5(H2O)

Comments: Orange santabarbaraite pseudomorphous after vivianite.
Location: Santa Barbara lignite district, San Giovanni Valdarno, Valdarno (Val d'Arno), Arezzo Province, Tuscany. Scale: Picture size 1.5 mm.
© Thomas Witzke / Abraxas-Verlag

Santabarbaraite Image

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Santabarbaraite: Fe+++3(PO4)2(OH)3·5(H2O)

Sassolite Image

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Sassolite: H3BO3

Comments: Colorless, pseudohexagonal crystals of sassolite.
Location: Anna Mine, Alsdorf, Aachen, North Rhine-Westphalia, Germany. Scale: Picture size 2.5 mm.
© Thomas Witzke / Abraxas-Verlag

Sassolite Image

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Sassolite: H3BO3

Sazykinaite-(Y) Image

Images:

Sazykinaite-(Y): Na5YZrSi6018·6(H2O)

Comments: Light brown crystals of sazykinaite-(Y).
Location: Koashva Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Sazykinaite-(Y) Image

Images:

Sazykinaite-(Y): Na5YZrSi6018·6(H2O)

Scarbroite Image

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Scarbroite: Al5(CO3)(OH)13·5(H2O)

Comments: White earthy scarbroite.
Location: South Bay, Scarborough, North Yorkshire, England, UK. Scale: Picture size 8 mm.
© Thomas Witzke / Abraxas-Verlag

Scarbroite Image

Images:

Scarbroite: Al5(CO3)(OH)13·5(H2O)

Comments: White earthy scarbroite.
Location: South Bay, Scarborough, North Yorkshire, England, UK. Scale: Picture size 8 mm.
© Thomas Witzke / Abraxas-Verlag

Schieffelinite Image

Images:

Schieffelinite: Pb(Te++++++,S)O4·(H2O)
Rodalquilarite: H3Fe+++2(Te++++O3)4Cl

Comments: Creamy white Schieffelinite with minor green rodalquilarite.
Location: Tombstone, Tombstone District, Cochise Co., Arizona, USA. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Schieffelinite Image

Images:

Schieffelinite: Pb(Te++++++,S)O4·(H2O)
Rodalquilarite: H3Fe+++2(Te++++O3)4Cl

Schmitterite Image

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Schmitterite: (UO2)TeO3
Emmonsite: Fe+++2Te++++3O9·2(H2O)

Comments: Yellow schmitterite with green emmonsite.
Location: Moctezuma, Mun. de Moctezuma, Sonora, Mexico. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Schmitterite Image

Images:

Schmitterite: (UO2)TeO3
Emmonsite: Fe+++2Te++++3O9·2(H2O)

Comments: Yellow schmitterite with green emmonsite.
Location: Moctezuma, Mun. de Moctezuma, Sonora, Mexico. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Schneebergite Image

Images:

Schneebergite: Bi(Co,Ni)2(AsO4)2(OH,H2O)2

Comments: Prismatic, acicular crystals of schneebergite.
Location: Roter Berg, Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 1.7 mm.
© Thomas Witzke / Abraxas-Verlag

Schneebergite Image

Images:

Schneebergite: Bi(Co,Ni)2(AsO4)2(OH,H2O)2

Schoenfliesite Image

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Schoenfliesite: MgSn++++(OH)6

Comments: Yellow-brown schoenfliesite on matrix.
Location: Zlaty Kopec, Jáchymov (St Joachimsthal), Krusné Hory (Erzgebirge), Západoceský Kraj, Bohemia, Czech Republic. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Schoenfliesite Image

Images:

Schoenfliesite: MgSn++++(OH)6

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