Crystallography Open Database

Information card for entry 9016720

Preview

Coordinates	9016720.cif
External links	AMCSD

Structure parameters

Mineral name	Fluor-dravite
Formula	Al5.29 B3 Ca0.301 F0.42 Fe H3.28 Mg2.7 Na0.713 O30.58 Si5.94 Ti0.06
Calculated formula	Al5.2902 B3 Ca0.301 F0.42 Fe1.0002 H3.28 Mg2.7 Na0.713 O30.58 Si5.94 Ti0.06
Title of publication	Ordering of Fe and Mg in the tourmaline crystal structure: The correct formula Sample: Dravite 43873
Authors of publication	Grice, J. D.; Ercit, T. S.
Journal of publication	Neues Jahrbuch fur Mineralogie, Abhandlungen
Year of publication	1993
Journal volume	165
Pages of publication	245 - 266
a	15.999 Å
b	15.999 Å
c	7.236 Å
α	90°
β	90°
γ	120°
Cell volume	1604.04 Å³
Number of distinct elements	11
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 F_obs	No

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