Information card for entry 9012135

Structure parameters

• Mineral name: Grimaldiite
• Formula: Cr H O2
• Calculated formula: Cr H O2
• Title of publication: Isotope effects in the bonds of alpha-CrOOH and alpha-CrOOD Sample: T = 300 K
• Authors of publication: Christensen, A. N.; Hansen, P.; Lehmann, M. S.
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 1977
• Journal volume: 21
• Pages of publication: 325 - 329
• a: 2.979 Å
• b: 2.979 Å
• c: 13.37 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 102.755 ų
• Ambient diffraction temperature: 300 K
• Number of distinct elements: 3
• Space group number: 160
• 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