Information card for entry 9002889

Structure parameters

• Mineral name: Laumontite
• Formula: Al2 Ca H14 O15.126 Si4
• Calculated formula: Al2 Ca H6.252 O15.126 Si4
• Title of publication: Hydrogen-bonded water in laumontite I: X-ray powder diffraction study of water site occupancy and structural changes in laumontite during room-temperature isothermal hydration/dehydration Sample: P = 0.11 mbar PH2O
• Authors of publication: Fridriksson, T.; Bish, D. L.; Bird, D. K.
• Journal of publication: American Mineralogist
• Year of publication: 2003
• Journal volume: 88
• Pages of publication: 277 - 287
• a: 14.70542 Å
• b: 13.07118 Å
• c: 7.45156 Å
• α: 90°
• β: 112.121°
• γ: 90°
• Cell volume: 1326.89 ų
• Number of distinct elements: 5
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No