Crystallography Open Database

Information card for entry 9005094

Preview

Coordinates	9005094.cif
External links	AMCSD

Structure parameters

Mineral name	Richterite
Formula	Al0.098 Ca1.042 F0.62 H1.38 K0.872 Mg4.872 Mn0.072 Na1.114 O23.38 Si7.951 Sr0.051 Ti0.006
Calculated formula	Al0.0978 Ca1.042 F0.62 H1.38 K0.872 Mg4.8725 Mn0.0725 Na1.1139 O23.38 Si7.9512 Sr0.051 Ti0.006
Title of publication	The behaviour of Ti in amphiboles: I. Four- and six-coordinate Ti in richterite Sample: R(2) Potassium-richterite
Authors of publication	Oberti, R.; Ungaretti, L.; Cannillo, E.; Hawthorne, F. C.
Journal of publication	European Journal of Mineralogy
Year of publication	1992
Journal volume	4
Pages of publication	425 - 439
a	9.998 Å
b	17.976 Å
c	5.273 Å
α	90°
β	104.75°
γ	90°
Cell volume	916.455 Å³
Number of distinct elements	12
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 F_obs	No

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