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Melilite, Apatite, Nepheline


Melilite : (Ca,Na)2(Al,Mg,Fe2+)[(Al,Si)SiO7], Apatite, Nepheline : (Na,K)[AlSiO4]

Photo Copyright © Saul Krotki 2006  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: 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.

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