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Cristobalite : SiO2 | |
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Basalt quarry, Klöch, Bad Radkersburg, Styria, Austria FOV 1,3 mm; Chris Auer photo and collection, swapped in 2002 |
| Photo ID: 158145 View Count: 229 | |
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Azerbaijan Broken radial-fibrous concretion of orange-brown cristobalite - precepitate from modern thermal waters. Specimen size is 4x3x2.5 cm. Collected by L. M. Lebedev in early 70th. Pavel M. Kartashov collection and photo. |
| © Pavel M. Kartashov | Photo ID: 172020 View Count: 169 |
Cristobalite : SiO2 | |
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Emmelberg Mt., Üdersdorf, Daun, Eifel Mts, Rhineland-Palatinate, Germany [Probably an intergrowth of cristobalite and tridymite. Uwe Kolitsch 12/06] Field of view: 1.6x1.2 mm |
| © JDehove | Photo ID: 8063 View Count: 2564 |
Cristobalite : SiO2 | |
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Emmelberg Mt., Üdersdorf, Daun, Eifel Mts, Rhineland-Palatinate, Germany Field of view: 1.5 x 1.2 mm |
| © JDehove | Photo ID: 8064 View Count: 521 |
Cristobalite : SiO2 | |
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Caspar quarry, Ettringer Bellerberg Mt. (Bellberg Mt.; Bellenberg Mt.; Billenberg Mt.; Boilenberg Mt.), Bellerberg volcano, Ettringen, Mayen, Eifel Mts, Rhineland-Palatinate, Germany Cristobalite from the Ettringer Bellerberg. Image width: 2 mm. Collection: Willi Schüller, Adenau. Photo: Fred Kruijen Mindat.org Photo of the Day - 17th Jan 2009 |
| © Fred Kruijen | Photo ID: 200110 View Count: 908 |
Cristobalite : SiO2 | |
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Caspar quarry, Ettringer Bellerberg Mt. (Bellberg Mt.; Bellenberg Mt.; Billenberg Mt.; Boilenberg Mt.), Bellerberg volcano, Ettringen, Mayen, Eifel Mts, Rhineland-Palatinate, Germany octahedral crystals on Sanidine, size of Cristobalite 0,8 mm, photographer Markus Schäfer, collection C.&H. Schäfer |
| © C.H.M.-Schäfer | Photo ID: 45063 View Count: 433 |
Cristobalite : SiO2 | |
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Caspar quarry, Ettringer Bellerberg Mt. (Bellberg Mt.; Bellenberg Mt.; Billenberg Mt.; Boilenberg Mt.), Bellerberg volcano, Ettringen, Mayen, Eifel Mts, Rhineland-Palatinate, Germany Picture width 4 mm. Collection and Photograph Stephan Wolfsried |
| © Stephan Wolfsried | Photo ID: 58460 View Count: 379 |
Cristobalite : SiO2, Tridymite : SiO2 | |
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Caspar quarry, Ettringer Bellerberg Mt. (Bellberg Mt.; Bellenberg Mt.; Billenberg Mt.; Boilenberg Mt.), Bellerberg volcano, Ettringen, Mayen, Eifel Mts, Rhineland-Palatinate, Germany Star-like epitactic intergrowth of Cristobalite and Tridymite. Picture width 3 mm. Collection Willi Schüller, Photo Stephan Wolfsried |
| © Stephan Wolfsried | Photo ID: 95094 View Count: 368 |
Cristobalite : SiO2, Tridymite : SiO2 | |
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Caspar quarry, Ettringer Bellerberg Mt. (Bellberg Mt.; Bellenberg Mt.; Billenberg Mt.; Boilenberg Mt.), Bellerberg volcano, Ettringen, Mayen, Eifel Mts, Rhineland-Palatinate, Germany Star-like epitactic intergrowth of Cristobalite and Tridymite. Picture width 5 mm. Collection Willi Schüller, Photo Stephan Wolfsried |
| © Stephan Wolfsried | Photo ID: 94898 View Count: 304 |
Cristobalite : SiO2, Hematite : Fe2O3 | |
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Caspar quarry, Ettringer Bellerberg Mt. (Bellberg Mt.; Bellenberg Mt.; Billenberg Mt.; Boilenberg Mt.), Bellerberg volcano, Ettringen, Mayen, Eifel Mts, Rhineland-Palatinate, Germany Cristobalite on Hematite, from the Ettringer Bellerberg. Image width: 2 mm. Collection: Willi Schüller, Adenau. Photo: Fred Kruijen. |
| © Fred Kruijen | Photo ID: 109532 View Count: 195 |
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