Information card for entry 9009284

Structure parameters

• Mineral name: Alunite
• Formula: Al3 H6 K O14 S2
• Calculated formula: Al3 H6 K O14 S2
• Title of publication: Crystal chemistry of the alunite series: crystal structure refinement of alunite and synthetic jarosite Note: none of the reported bond lengths can be reproduced Locality: Montioni, Toscana, Italy
• Authors of publication: Menchetti, S.; Sabelli, C.
• Journal of publication: Neues Jahrbuch fur Mineralogie, Monatshefte
• Year of publication: 1976
• Journal volume: 1976
• Pages of publication: 406 - 417
• a: 7.02 Å
• b: 7.02 Å
• c: 17.223 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 735.045 ų
• Number of distinct elements: 5
• Space group number: 166
• Hermann-Mauguin space group symbol: R -3 m :H
• Hall space group symbol: -R 3 2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No