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Allanite-(Ce) : {CaCe}{Al2Fe2+}[O|OH|SiO4|Si2O7] | |
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Pumice quarries, Wingertsberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany Tabular Allanite-(Ce) associated with Noseane and Sanidine, field of view 10 mm, photographer Markus Schäfer, collection C.&H. Schäfer |
| © C.H.M.-Schäfer | Photo ID: 58617 View Count: 434 |
Aragonite : CaCO3 | |
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Pumice quarries, Wingertsberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany Just as the first Aragonite picture of december 17/2006, I have found these specie at the same point in the Quarry. |
| © A. Bleeker | Photo ID: 83036 View Count: 243 |
Aragonite : CaCO3 | |
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Pumice quarries, Wingertsberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany Found december 17/2006 at a small dump on top of the quarry road which is going to the deeper part of the quarry. The longest needles are up to 20 mm. We have found lots of these Aragonite species in just a half an hour and without tools. |
| © A. Bleeker | Photo ID: 83032 View Count: 201 |
Aragonite : CaCO3 | |
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Pumice quarries, Wingertsberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany And this is also one of the better shaped pieces of december 17/2006. Needles are up to 25 mm, image width is 68 mm |
| © A. Bleeker | Photo ID: 83039 View Count: 178 |
Bustamite : (Mn2+,Ca)[SiO3] | |
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Pumice quarries, Wingertsberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany Bustamite on Sanidine, field of view 6 mm, collection C.&H. Schäfer |
| © C.H.M.-Schäfer | Photo ID: 58618 View Count: 317 |
Chevkinite-(Ce) : (Ce,La,Ca,Th)4(Fe2+,Mg)(Fe2+,Ti,Fe3+)2(Ti,Fe3+)2[O4|Si2O7]2 | |
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Pumice quarries, Wingertsberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany Chevkinite-(Ce) on Rhodonite/Bustamite matrix. Black prismatic crystals with an amphibole-like habit. Confirmed by XRD and SEM-EDS analysis. Ce/La ratio is about 52/48. Field of view 6 mm. Collected in 07/1982, photograph by Stephan Wolfsried. |
| © C.H.M.-Schäfer | Photo ID: 86184 View Count: 386 |
Epidote : {Ca2}{Al2Fe3+}[O|OH|SiO4|Si2O7] | |
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Pumice quarries, Wingertsberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany Group of prismatic crystals on Sanidine, field of view 8 mm, collection E. Hilger |
| © E. Hilger | Photo ID: 193082 View Count: 85 |
Epidote : {Ca2}{Al2Fe3+}[O|OH|SiO4|Si2O7] | |
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Pumice quarries, Wingertsberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany Epidote on Sanidine, field of view 6 mm, collection E. Hilger |
| © E. Hilger | Photo ID: 193080 View Count: 80 |
Magnesite : MgCO3 | |
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Pumice quarries, Wingertsberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany Nice well crystalised spheres of Magnesite. Picture width is 1,8mm. |
| © Elmar Lackner 2009 | Photo ID: 252624 View Count: 31 |
Magnesite : MgCO3 | |
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Pumice quarries, Wingertsberg Mt., Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany Nice well crystalised sphere of Magnesite. Picture width is 1,8mm. |
| © Elmar Lackner 2009 | Photo ID: 252623 View Count: 20 |
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