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Bernalite : Fe(OH)3 · nH2O (n = 0.0 to 0.25), Goethite : α-Fe3+O(OH) |
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Clara Mine, Rankach valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, Germany
Dark bottle green Bernalite crystal aggregates on mamillary Goethite. Picture width 3 mm. Collection and Photograph Richard Bayerl.
The Clara mine is the second world occurrence of this rare and unusual mineral. |
| © Richard Bayerl | Photo ID: 50101 View Count: 865 |
Bernalite : Fe(OH)3 · nH2O (n = 0.0 to 0.25) |
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Clara Mine, Rankach valley, Oberwolfach, Wolfach, Black Forest, Baden-Württemberg, Germany
Picture width 6 mm. Collection and foto Stephan Wolfsried |
| © Stephan Wolfsried | Photo ID: 102491 View Count: 250 |