Information card for entry 9012056

Structure parameters

• Mineral name: Lopezite
• Formula: Cr2 K2 O7
• Calculated formula: Cr2 K2 O7
• Title of publication: Refinement of the structure of K2Cr2O7
• Authors of publication: Brunton, G.
• Journal of publication: Materials Research Bulletin
• Year of publication: 1973
• Journal volume: 8
• Pages of publication: 271 - 274
• a: 7.42 Å
• b: 13.399 Å
• c: 7.3845 Å
• α: 98.03°
• β: 90.88°
• γ: 96.18°
• Cell volume: 722.403 ų
• Number of distinct elements: 3
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No