Information card for entry 9001689

Structure parameters

• Mineral name: Hillebrandite
• Formula: Ca3 H2 O7.5 Si1.5
• Calculated formula: Ca3 H2 O7.5 Si1.5
• Title of publication: Crystal structure of hillebrandite: A natural analogue of calcium silicate hydrate (CSH) phases in Portland cement
• Authors of publication: Dai, Y. S.; Post, J. E.
• Journal of publication: American Mineralogist
• Year of publication: 1995
• Journal volume: 80
• Pages of publication: 841 - 844
• a: 3.6389 Å
• b: 16.311 Å
• c: 11.829 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 702.1 ų
• Number of distinct elements: 4
• Space group number: 36
• Hermann-Mauguin space group symbol: C m c 21
• Hall space group symbol: C 2c -2
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No