| Home Page | Log In | Message Board | The Mindat Directory |
| Register | Search Pages | Chat Now! (2 online) | Mindat Auctions |
|
|
|
| |
|
Rotgülden, Murwinkel, Lungau, Salzburg, Austria Black crystals of Cronstedtite with brown sprays of Goethite. Picture width 1,5 mm. Collection and photo Stephan Wolfsried |
| © Stephan Wolfsried | Photo ID: 221736 View Count: 195 |
Cronstedtite : Fe2+2Fe3+[(Si,Fe3+)2O5](OH)4 | |
|
Arsenic mine, Lower Rotgülden lake, Rotgülden, Murwinkel, Lungau, Salzburg, Austria Cronstedtite crystal (black) on Goethite. Arsenic Mine, Lower Rotgülden Lake,Lungau, Austria size of view 4mm Photo and Collection Alois Lechner |
| © AL | Photo ID: 139548 View Count: 140 |
Cronstedtite : Fe2+2Fe3+[(Si,Fe3+)2O5](OH)4, Pyrrhotite : Fe7S8, (-4M), also given as Fe1-xS (x = 0 - 0.2), Dolomite : CaMg(CO3)2 | |
|
Arsenic mine, Lower Rotgülden lake, Rotgülden, Murwinkel, Lungau, Salzburg, Austria FOV 1,1 mm; Chris Auer photo and collection, self collected in 1988 |
| Photo ID: 145472 View Count: 94 | |
Cronstedtite : Fe2+2Fe3+[(Si,Fe3+)2O5](OH)4 | |
|
Siglo Veinte Mine (Siglo XX Mine; Llallagua Mine; Catavi), Llallagua, Rafael Bustillo Province, Potosí Department, Bolivia Cronstedtite crystals up to 1.5mm across on a 4.5cm matrix of some amorphous iron mineral. Mined in mid-2006. |
| © Alfredo Petrov | Photo ID: 78952 View Count: 359 |
Cronstedtite : Fe2+2Fe3+[(Si,Fe3+)2O5](OH)4 | |
|
Kutná Hora (Kuttenberg), Central Bohemia Region, Bohemia (Böhmen; Boehmen), Czech Republic Black prismatic Cronstedtite crystals, up to 3 mm long; a part of these Cronstedtite crystals shows bundles of aggregates which seems to run to a point. |
| © Peter Kohorst | Photo ID: 59605 View Count: 318 |
Cronstedtite : Fe2+2Fe3+[(Si,Fe3+)2O5](OH)4 | |
|
Chvaletice, Pardubice Region, Bohemia (Böhmen; Boehmen), Czech Republic Black radial aggregate of cronstedtite crystals, size 3,5×3 cm. Photo and collection of author. |
| © Jakub Jirásek | Photo ID: 74474 View Count: 235 |
Cronstedtite : Fe2+2Fe3+[(Si,Fe3+)2O5](OH)4, Pyrite : FeS2 | |
|
Salsigne mine, Salsigne, Mas-Cabardès, Carcassonne, Aude, Languedoc-Roussillon, France Field of view : 3mm, Photo & collection : JM.Johannet. |
| © JM. Johannet | Photo ID: 24323 View Count: 446 |
Cronstedtite : Fe2+2Fe3+[(Si,Fe3+)2O5](OH)4 | |
|
Salsigne mine, Salsigne, Mas-Cabardès, Carcassonne, Aude, Languedoc-Roussillon, France Field of view : 2mm, Photo & collection : JM.Johannet. |
| © JM. Johannet | Photo ID: 24321 View Count: 402 |
Cronstedtite : Fe2+2Fe3+[(Si,Fe3+)2O5](OH)4 | |
|
Salsigne mine, Salsigne, Mas-Cabardès, Carcassonne, Aude, Languedoc-Roussillon, France Picture width is 4mm. Nice black crystals of Cronstedtite on crude Pyrite. Depth of field is achieved with CombineZM. |
| © Elmar Lackner | Photo ID: 96195 View Count: 176 |
Cronstedtite : Fe2+2Fe3+[(Si,Fe3+)2O5](OH)4 | |
|
Salsigne mine, Salsigne, Mas-Cabardès, Carcassonne, Aude, Languedoc-Roussillon, France Size: 7 x 5 cm Collection and photo: Arliguie M |
| © Arliguie M | Photo ID: 95520 View Count: 134 |
| Page 1 of 3 (1 to 10 of 30 total) | Next Page | |
| Page: 1 2 3 | ||
