AM_Apophyllite-(NaF)
Formula: Si8 Ca4 Na F O28 H16
Name: Apophyllite-(NaF)
Unit cell: 8.875 8.881 15.79 90.0 90.0 90.0 , V=1244.55
Space group: PNNM (58)

Miura Y , Kato T , Rucklidge J C , Matsueda H , American Mineralogist , 66 (1981) p.410-423, Natroapophyllite, a new orthorhombic sodium analog of apophyllite, II. Crystal structure