Information card for entry 9000814

Structure parameters

• Mineral name: Natroapophyllite
• Formula: Ca4 F H16 Na O28 Si8
• Calculated formula: Ca4 F H16 Na O28 Si8
• Title of publication: Natroapophyllite, a new orthorhombic sodium analog of apophyllite II. Crystal structure
• Authors of publication: Miura Y; Kato T; Rucklidge J C; Matsueda H
• Journal of publication: American Mineralogist
• Year of publication: 1981
• Journal volume: 66
• Pages of publication: 410 - 423
• a: 8.875 Å
• b: 8.881 Å
• c: 15.79 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1244.55 ų
• Number of distinct elements: 6
• Space group number: 58
• Hermann-Mauguin space group symbol: P n n m
• Hall space group symbol: -P 2 2n
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No