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Andradite : Ca3Fe3+2[SiO4]3 | |
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Breitenbrunn, Breitenbrunn District, Erzgebirge, Saxony, Germany Andradite. Specimen is from the collection of the British Museum of Natural History #44134 (1975). Scale at bottom of image is an inch with a rule at one cm. |
| Photo ID: 217180 View Count: 41 | |
Andradite : Ca3Fe3+2[SiO4]3 | |
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St Christoph Mine, Breitenbrunn, Breitenbrunn District, Erzgebirge, Saxony, Germany Irregular aggregate of crystals with dodecahedron and trapezohedron. An "old timer" piece. Size: 5,2 x 4,6 x 2,6 cm. (main crystal: 1,0 x 1,0 x 0,8 cm). |
| © CCURTO09 | Photo ID: 226892 View Count: 19 |
Andradite : Ca3Fe3+2[SiO4]3 | |
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St Christoph Mine, Breitenbrunn, Breitenbrunn District, Erzgebirge, Saxony, Germany 5 x 5 x 3.5 cm. A sharp, lustrous, very well-formed garnet crystal measuring just over 2.5 cm across, here lays well-exposed on a nicely trimmed matrix. I had never seen one of these before myself, and so I showed it to a few people who know better the more uncommon European material - and they were very impressed. It was mined from the Upper ... |
| © Rob Lavinsky | Photo ID: 258956 View Count: 11 |
Brianyoungite : Zn3[(OH)4|(CO3,SO4)] | |
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Fortuna Mine, Breitenbrunn, Breitenbrunn District, Erzgebirge, Saxony, Germany Small white crystals of brianyoungite. Picture size 1 mm. Photographer and collection Thomas Witzke. |
| © Thomas Witzke | Photo ID: 16369 View Count: 397 |
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Breitenbrunn, Breitenbrunn District, Erzgebirge, Saxony, Germany 5.6 x 4.1 x 3.5 cm. Sharp, textbook-like yellow crystals to 3 mm or so are protected inside a natural crevasse in this matrix specimen from an old German locale. |
| © Rob Lavinsky | Photo ID: 189281 View Count: 79 |
Posnjakite : Cu4[(OH)6|SO4] · H2O | |
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St Christoph Mine, Breitenbrunn, Breitenbrunn District, Erzgebirge, Saxony, Germany Blue crystals of posnjakite. Picture size 6 mm. Photographer and collection Thomas Witzke. |
| © Thomas Witzke | Photo ID: 8461 View Count: 544 |
Sphalerite (Var: Marmatite) : (Zn,Fe)S | |
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St Christoph Mine, Breitenbrunn, Breitenbrunn District, Erzgebirge, Saxony, Germany Christophite. The item has 2 " x 1 1/4" or 5.2 x 3.2 cm. Picture and collection T.C. Klinger; abc-minerals.com |
| © abc-minerals.com | Photo ID: 92782 View Count: 184 |
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