Rb2Ca2Si2O7: a new alkali alkaline-earth silicate based on [Si2O7]6− anions

Kahlenberg, V.

doi:10.1107/S2053229625001196

Acta Crystallographica Section C
Acta Crystallographica
Section C STRUCTURAL CHEMISTRY

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Figure 4
Projection of the whole crystal structure of Rb₂Ca₂Si₂O₇ along [100]. Potassium and calcium cations are illustrated in green and orange, respectively. O atoms are shown in red. The sizes of the two-coloured segments of the M3 site are the percentages determined from the site-occupancy refinements.

STRUCTURAL
CHEMISTRY

ISSN: 2053-2296

Volume 81| Part 3| March 2025|

https://doi.org/10.1107/S2053229625001196

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