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Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7], Nepheline : (Na,K)[AlSiO4] | |
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Podhorní vrch (Podhora), Mariánské Lázně (Marienbad), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic Reddish brown tetragonal crystals of melilite with hexagonal nephelines. Size 7×5 cm, collection of author. |
| © Jakub Jirásek | Photo ID: 210470 View Count: 96 |
Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7] | |
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Löhley (Liley; Meerfeld Quarry; Slabik Quarry; Scheerer Quarry), Üdersdorf, Daun, Eifel Mts, Rhineland-Palatinate, Germany Picture width 5 mm. Collection Bernd Ternes. Photo Stephan Wolfsried |
| © Stephan Wolfsried | Photo ID: 74571 View Count: 325 |
Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7], Nepheline : (Na,K)[AlSiO4], Apatite | |
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Löhley (Liley; Meerfeld Quarry; Slabik Quarry; Scheerer Quarry), Üdersdorf, Daun, Eifel Mts, Rhineland-Palatinate, Germany Field of view 1 mm. Melilite is orange crystal, nepheline the stout prisms, and apatite the slender prisms. Photographed by and in the collection of Doug Merson. |
| © 2002 DM | Photo ID: 6644 View Count: 931 |
Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7] | |
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Löhley (Liley; Meerfeld Quarry; Slabik Quarry; Scheerer Quarry), Üdersdorf, Daun, Eifel Mts, Rhineland-Palatinate, Germany Picture-Width = 2.5 mm |
| © Elmar Lackner | Photo ID: 42554 View Count: 403 |
Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7] | |
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Löhley (Liley; Meerfeld Quarry; Slabik Quarry; Scheerer Quarry), Üdersdorf, Daun, Eifel Mts, Rhineland-Palatinate, Germany Picture width 5 mm. Collection Bernd Ternes. Photo Stephan Wolfsried |
| © Stephan Wolfsried | Photo ID: 74572 View Count: 287 |
Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7] | |
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Löhley (Liley; Meerfeld Quarry; Slabik Quarry; Scheerer Quarry), Üdersdorf, Daun, Eifel Mts, Rhineland-Palatinate, Germany Picture width 8 mm. Collection Bernd Ternes. Photo Stephan Wolfsried |
| © Stephan Wolfsried | Photo ID: 74570 View Count: 213 |
Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7], Nepheline : (Na,K)[AlSiO4] | |
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Stolz Quarry (Graulai; Graulay; Grauley), Hillesheim, Eifel Mts, Rhineland-Palatinate, Germany Melilite in flattened forms such as this orange crystal occurs at several Eifel Volcanic District localities. Melilite is a tetragonal mineral. By comparison, Melilite from Mendig exhibits distinct tetragonal forms. Photomicrograph © Saul Krotki 2006 (.0766.2). Field of view 2.0 mm wide. |
| © Saul Krotki 2006 | Photo ID: 53598 View Count: 374 |
Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7], Apatite, Nepheline : (Na,K)[AlSiO4] | |
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Mendig, Eifel Mts, Rhineland-Palatinate, Germany Acicular apatite penetrate and extend from the faces of a tetragonal red melilite crystals. At some localites, melilite forms very flattened crystals that do not look tetragonal at all. (See Graulai). Photomicrograph © Saul Krotki 2006 (.0767.1). Field of view 3.0 mm wide. Krotki Micromount Collection. |
| © Saul Krotki 2006 | Photo ID: 53600 View Count: 646 |
Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7], Apatite | |
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Mendig, Eifel Mts, Rhineland-Palatinate, Germany Inside a 1.0 mm field of view crystals of acicular apatite penetrate and extend from the faces of a tetragonal red melilite crystal. At some localites, melilite will form very flattened crystals that do not look tetragonal at all. (See Graulai). Photomicrograph © Saul Krotki 2006 (.0767.2). Krotki Micromount Collection. |
| © Saul Krotki 2006 | Photo ID: 53599 View Count: 307 |
Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7] | |
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San Vito quarry, San Vito, Ercolano, Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy Yellow tabular Melilite crystal of 1.65 mm. Collection & Photo M.Chinellato |
| © Chinellato Matteo | Photo ID: 177970 View Count: 116 |
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