Information card for entry 1551360

Structure parameters

• Common name: poppiite
• Mineral name: poppiite from Komatsu mine
• Formula: Al0.51 Ca2 Fe0.29 H3.36 Mg0.19 Mn0.17 O14 Si3 V1.84
• Calculated formula: Al0.236 Ca2 H2 Mg0.145 O14 Si3 V2.619
• Title of publication: Crystal chemistry of poppiite, V-analogue of pumpellyite, from the Komatsu mine, Saitama Prefecture, Japan
• Authors of publication: Nagashima, M.; Matsumoto, T.; Yamada, T.; Takizawa, M.; Momma, K.
• Journal of publication: Journal of Mineralogical and Petrological Sciences
• Year of publication: 2019
• Journal volume: 113
• Pages of publication: 251 - 262
• a: 8.8931 ± 0.0002 Å
• b: 6.0617 ± 0.0001 Å
• c: 19.3222 ± 0.0004 Å
• α: 90°
• β: 97.283 ± 0.002°
• γ: 90°
• Cell volume: 1033.2 ± 0.04 ų
• Ambient diffraction temperature: 298 K
• Ambient diffracton pressure: 100 kPa
• Number of distinct elements: 9
• Space group number: 12
• Hermann-Mauguin space group symbol: A 1 2/m 1
• Hall space group symbol: -A 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No