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Valgraveglia Mine (Gambatesa Mine), Reppia, Graveglia Valley, Ne, Genova Province, Liguria, Italy
Deep-red, flattened crystal aggregates of ansermetite on ganophyllite with unidentified yellow coating. Image field 2mm. Collection and photo R. Bracco. |
| © R. Bracco | Photo ID: 57894 View Count: 483 |
Ansermetite : Mn2+[V2O6] · 4H2O, Fianelite : Mn2+2V5+(V5+,As5+)O7·2H2O |
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Fianel Mine, Ausserferrera, Ferrera Valley, Hinterrhein Valley, Grischun (Grisons; Graubünden), Switzerland
Deep-red waxy coating of cryptocrystalline ansermetite in open altered fracture. Minor fianelite visibile as lighter red crystals. From one of the specimens used for determination of ansermetite as new mineral species. Collected 1998.
Field 3mm. Collection & photo R. Bracco. |
| © R. Bracco | Photo ID: 16997 View Count: 880 |