Information card for entry 9001400

Structure parameters

• Mineral name: Pitiglianoite
• Formula: Al9 H18 K4.002 Na10.998 O44.997 S1.5 Si9
• Calculated formula: Al9 H5.994 K4.002 Na10.998 O44.997 S1.5 Si9
• Title of publication: Pitiglianoite, a new feldspathoid from southern Tuscany, Italy: Chemical composition and crystal structure
• Authors of publication: Merlino, S.; Mellini, M.; Bonaccorsi, E.; Pasero, M.; Leoni, L.; Orlandi, P.
• Journal of publication: American Mineralogist
• Year of publication: 1991
• Journal volume: 76
• Pages of publication: 2003 - 2008
• a: 22.121 Å
• b: 22.121 Å
• c: 5.221 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 2212.55 ų
• Number of distinct elements: 7
• Space group number: 173
• Hermann-Mauguin space group symbol: P 63
• Hall space group symbol: P 6c
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No