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Bismuth : Bi, Quartz : SiO2 | |
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Tin mine, Altenberg, Erzgebirge, Saxony, Germany Bismuth in Quartz, field of view 8 mm. |
| © Peter Kohorst | Photo ID: 63052 View Count: 311 |
Emplectite : CuBiS2 | |
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Tin mine, Altenberg, Erzgebirge, Saxony, Germany Acicular crystals of emplectite. Picture size 6 mm. Photographer and collection Thomas Witzke. |
| © Thomas Witzke | Photo ID: 11420 View Count: 456 |
Prosopite : CaAl2(F,OH)8 | |
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Tin mine, Altenberg, Erzgebirge, Saxony, Germany A crystal of Prosopite. From the type locality. Crystal size 5 mm. Photographer and collection Thomas Witzke. |
| © Thomas Witzke | Photo ID: 16527 View Count: 351 |
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Tin mine, Altenberg, Erzgebirge, Saxony, Germany Pyknite. Specimen size 18x8x5cm. Photo and collection Jorge M. Alves |
| © Jorge M. Alves | Photo ID: 103738 View Count: 235 |
Topaz (Var: Pyknite) : Al2[(F,OH)2|SiO4] | |
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Tin mine, Altenberg, Erzgebirge, Saxony, Germany Field of view 4 cm - Photo & collection M.Mader |
| © 2005 - MMI | Photo ID: 32325 View Count: 536 |
Topaz (Var: Pyknite) : Al2[(F,OH)2|SiO4], Zinnwaldite : KLiFe2+Al[(F,OH)2|AlSi3O10], Quartz : SiO2 | |
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Tin mine, Altenberg, Erzgebirge, Saxony, Germany Typical specimen of pyknite associated with zinnwaldite. Specimen size 8.5 x 5.2 x 4.4 cm. |
| © Christian Bracke | Photo ID: 87432 View Count: 166 |
Topaz (Var: Pyknite) : Al2[(F,OH)2|SiO4], Zinnwaldite : KLiFe2+Al[(F,OH)2|AlSi3O10] | |
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Tin mine, Altenberg, Erzgebirge, Saxony, Germany Field of view appr. 5.5 x 3.5 cm. |
| © Christian Bracke | Photo ID: 87433 View Count: 155 |
Topaz (Var: Pyknite) : Al2[(F,OH)2|SiO4], Quartz : SiO2 | |
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Tin mine, Altenberg, Erzgebirge, Saxony, Germany Yellow pyknite variety of topaz with quartz and minor zinnwaldite. 7.5 x 5 cm |
| © Van King | Photo ID: 216180 View Count: 54 |
Topaz (Var: Pyknite) : Al2[(F,OH)2|SiO4], Zinnwaldite : KLiFe2+Al[(F,OH)2|AlSi3O10] | |
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Tin mine, Altenberg, Erzgebirge, Saxony, Germany Yellow pyknite variety of topaz with zinnwaldite. 7.5 x 4.5 cm. |
| © Van King | Photo ID: 216182 View Count: 51 |
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