Crystallography Open Database

Information card for entry 9015800

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Structure parameters

Mineral name	Oxy-chromium-dravite
Formula	Al0.798 B3 Cr5.322 F0.46 H2.67 Mg2.073 Na O30.54 Si5.898 Ti0.039 V0.87
Calculated formula	Al0.798 B3 Cr5.322 F0.46 H2.67 Mg2.073 Na O30.54 Si5.898 Ti0.039 V0.87
Title of publication	Oxy-chromium-dravite, NaCr3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup
Authors of publication	Bosi, F.; Reznitskii, L.; Skogby, H.
Journal of publication	American Mineralogist
Year of publication	2012
Journal volume	97
Pages of publication	2024 - 2030
a	16.1121 Å
b	16.1121 Å
c	7.3701 Å
α	90°
β	90°
γ	120°
Cell volume	1656.95 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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