Information card for entry 9001320

Structure parameters

• Mineral name: Grandreefite
• Formula: F2 O4 Pb2 S
• Calculated formula: F2 O4 Pb2 S
• Title of publication: Grandreefite, Pb2F2SO4: Crystal structure and relationship to the lanthanide oxide sulfates, Ln2O2SO4
• Authors of publication: Kampf, A. R.
• Journal of publication: American Mineralogist
• Year of publication: 1991
• Journal volume: 76
• Pages of publication: 278 - 282
• a: 8.667 Å
• b: 4.4419 Å
• c: 14.242 Å
• α: 90°
• β: 107.418°
• γ: 90°
• Cell volume: 523.147 ų
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: A 1 2/a 1
• Hall space group symbol: -A 2ya
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No