Crystallography Open Database





Information card for 1000038

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Coordinates

1000038.cif

Structure parameters

Chemical name Potassium iron dimagnesium phyllo-alumotrisilicate dihydroxide
Formula - Al Fe H2 K Mg2 O12 Si3 -
Calculated formula - Al Fe H2 K Mg2 O12 Si3 -
Title of publication Crystal structure refinement of 1M plutonic biotites
Authors of publication Brigatti, M F; Davoli, P
Journal of publication American Mineralogist
Year of publication 1990
Journal volume 75
Pages of publication 305 - 313
a 5.345 ± 0.001 Å
b 9.258 ± 0.002 Å
c 10.222 ± 0.002 Å
α 90°
β 100.23 ± 0.02°
γ 90°
Cell volume 497.8 Å3
Number of distinct elements 7
Hermann-Mauguin symmetry space group C 1 2/m 1
Residual factor for all reflections 0.021
Has coordinates Yes
Has disorder No
Has Fobs No

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