Information card for entry 9017667

Structure parameters

• Mineral name: Grandaite
• Formula: Al0.68 As1.77 Ba0.079 Ca0.452 Fe0.14 H Mg0.13 Mn0.12 O9 Sr1.469 V0.23
• Calculated formula: Al0.68 As1.77 Ba0.079 Ca0.452 Fe0.14 H Mg0.13 Mn0.12 O9 Sr1.469 V0.23
• Title of publication: Arsenic-bearing new mineral species from Valletta mine, Maira Valley, Piedmont, Italy: I. Grandaite, Sr2Al(AsO4)2(OH), description and crystal structure
• Authors of publication: Camara, F.; Ciriotti, M. E.; Bittarello, E.; Nestola, F.; Massimi, F.; Radica, F.; Costa, E.; Benna, P.; Piccoli, G. C.
• Journal of publication: Mineralogical Magazine
• Year of publication: 2014
• Journal volume: 78
• Pages of publication: 757 - 774
• a: 7.5764 Å
• b: 5.9507 Å
• c: 8.805 Å
• α: 90°
• β: 112.551°
• γ: 90°
• Cell volume: 366.619 ų
• Number of distinct elements: 11
• 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