Information card for entry 1537858

Structure parameters

• Chemical name: (Ca.82 Mn.18) (Ca.84 La.16) (Al.82 Fe.18) Al (Al.08 Fe.92) Si3 O12 (O H)
• Formula: Al1.9 Ca1.66 Fe1.1 H La0.16 Mn0.18 O13 Si3
• Calculated formula: Al1.9 Ca1.66 Fe1.1 H La0.16 Mn0.18 O13 Si3
• Title of publication: Crystal chemistry of piemontites: REE-bearing piemontite from Monte Brugiana, Alpi Apuane, Italy
• Authors of publication: Bonazzi, P.; Menchetti, S.; Garbarino, C.
• Journal of publication: European Journal of Mineralogy (1,1989-)
• Year of publication: 1992
• Journal volume: 4
• Pages of publication: 23 - 33
• a: 8.845 Å
• b: 5.668 Å
• c: 10.152 Å
• α: 90°
• β: 115.35°
• γ: 90°
• Cell volume: 459.947 ų
• Number of distinct elements: 8
• Space group number: 11
• Hermann-Mauguin space group symbol: P 1 21/m 1
• Hall space group symbol: -P 2yb
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No