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Dumortierite : (Al,Fe3+)7[O3|BO3|(SiO4)3] | |
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Unterkienstock, Rossatz, Wachau, Lower Austria, Austria Light purple dumortierite crystals (~5 mm in length) from Weißenkirchen in der Wachau (quarry at Unterkienstock), Lower Austria, Austria. |
| Photo ID: 145317 View Count: 132 | |
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Lower serpentinite quarry, Zwettler Leiten, Felling, Waldviertel, Lower Austria, Austria FOV 4 mm. Photo K. H. Fabritz, collection E. Löffler. |
| © Karl Heinz Fabritz | Photo ID: 243049 View Count: 40 |
Dumortierite : (Al,Fe3+)7[O3|BO3|(SiO4)3] | |
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Gföhl Quarry, Gföhl, Waldviertel, Lower Austria, Austria Fibrous purplish grey dumortierite crystals ~2 cm in lengths in a pegmatite from a quarry south east of the village Gföhl, Lower Austria, Austria (Fuchs et al., 2005, EJM). |
| Photo ID: 145048 View Count: 194 | |
Dumortierite : (Al,Fe3+)7[O3|BO3|(SiO4)3], Quartz : SiO2 | |
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Lehen-Ebersdorf, Klein-Pöchlarn, Waldviertel, Lower Austria, Austria 0,5mm Dumortierite xls on Quartz. In this quarry Dumortierite is really rare. Collected 2006 Photo and Collection of Martin Slama |
| Photo ID: 162915 View Count: 124 | |
Dumortierite : (Al,Fe3+)7[O3|BO3|(SiO4)3] | |
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Kuppergrund, Osterwitz, Deutschlandsberg, Koralpe Mts, Styria, Austria FOV 1,8 mm; Chris Auer photo and collection, self collected in 1984 |
| Photo ID: 158170 View Count: 125 | |
Dumortierite : (Al,Fe3+)7[O3|BO3|(SiO4)3] | |
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Bahia, Northeast Region, Brazil Size 9x5x3.5cm. Rafael Hernandes Corrêa-Silva Collection |
| © Brhounds | Photo ID: 48726 View Count: 409 |
Dumortierite : (Al,Fe3+)7[O3|BO3|(SiO4)3] | |
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Horní Bory, Žďár nad Sázavou, Vysočina Region, Moravia (Mähren; Maehren), Czech Republic Dark blue needles of dumortierite in alkali feldspar (pegmatite). Scale is given by 1 mm line. Collection of author. |
| © Jakub Jirásek | Photo ID: 106845 View Count: 157 |
Dumortierite : (Al,Fe3+)7[O3|BO3|(SiO4)3] | |
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Ratssteinbruch, Hartmannsdorf, Chemnitz, Saxony, Germany Blue dumortierite. Picture size 5 mm. Photographer and collection Thomas Witzke. |
| © Thomas Witzke | Photo ID: 11150 View Count: 623 |
Dumortierite : (Al,Fe3+)7[O3|BO3|(SiO4)3] | |
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Tsukigata mine, Koriyama, Fukushima Prefecture, Tohoku Region, Honshu Island, Japan Fine grained purple-pink dumortierite veinlet, with foitite, in sericite rock. 2.5 cm sample. S349-20 Alfredo Petrov specimen. |
| © 2008, JGW | Photo ID: 155249 View Count: 116 |
Dumortierite : (Al,Fe3+)7[O3|BO3|(SiO4)3] | |
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Madagascar Sample size: 4x3 cm. |
| © Cristian B. | Photo ID: 23300 View Count: 364 |
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