Nepheline Structure Data

Nepheline Structure Data
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Nepheline

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Nepheline_7
Formula: Na3.33 Ca.285 K.1 Al4 Si4 O16
Name: Nepheline
Unit cell: 9.982 9.982 8.364 90.0 90.0 120.0 , V=721.74
Space group: P63 (173)

Rossi G , Oberti R , Smith D C , European Journal of Mineralogy , 1 (1989) p.59-70, The crystal structure of a K-poor Ca-rich silicate with the nepheline, framework, and crystal-chemical relationships in the compositional

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