Abstract
The title compound, KZnB3O6 contains a remarkable [B6O12]6− group (
symmetry) formed by two rings linked by edge-sharing BO4 tetrahedra, a feature that has only been observed previously under high pressure conditions. These borate groups are connected through distorted ZnO4 tetrahedra in edge-shared pairs (
symmetry), forming a three-dimensional network whose cavities are filled by K+ cations.
Related literature
For an independent determination of the title compound, see: Chen et al. (2010 ▶). For related structures, see: Chen et al. (2005 ▶); Emme & Huppertz (2003 ▶, 2004 ▶, 2005 ▶); Huppertz (2003 ▶); Huppertz & Emme (2004 ▶); Huppertz & von der Eltz (2002 ▶); Knyrim et al. (2007 ▶); Smith et al. (1992 ▶).
Experimental
Crystal data
KZnB3O6
M r = 232.90
Triclinic,
a = 6.7139 (13) Å
b = 6.9301 (14) Å
c = 7.0632 (14) Å
α = 63.12 (3)°
β = 72.02 (3)°
γ = 68.99 (3)°
V = 269.37 (12) Å3
Z = 2
Mo Kα radiation
μ = 5.29 mm−1
T = 93 K
0.50 × 0.30 × 0.20 mm
Data collection
Rigaku Saturn 724+ diffractometer
Absorption correction: multi-scan (ABSCOR; Higashi, 1995 ▶) T min = 0.480, T max = 1.000
2707 measured reflections
1223 independent reflections
1118 reflections with I > 2σ(I)
R int = 0.023
Refinement
R[F 2 > 2σ(F 2)] = 0.020
wR(F 2) = 0.050
S = 0.94
1223 reflections
100 parameters
Δρmax = 0.38 e Å−3
Δρmin = −0.58 e Å−3
Data collection: CrystalClear (Rigaku, 2008 ▶); cell refinement: CrystalClear; data reduction: CrystalClear; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008 ▶); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008 ▶); molecular graphics: ATOMS (Dowty, 1998 ▶); software used to prepare material for publication: SHELXL97.
Supplementary Material
Crystal structure: contains datablocks I, global. DOI: 10.1107/S1600536810015175/mg2092sup1.cif
Structure factors: contains datablocks I. DOI: 10.1107/S1600536810015175/mg2092Isup2.hkl
Additional supplementary materials: crystallographic information; 3D view; checkCIF report
Acknowledgments
The authors thank Professor Kaibei Yu, the State Key Laboratory of Explosion Science and Technology of Beijing Institute of Technology, for collecting the single crystal X-ray diffraction data. This work was supported by the National Natural Science Foundation of China (grant No. 90922036).
supplementary crystallographic information
Comment
In efforts to identify new borates as optical materials or catalysts, investigations have been carried out in the K2O–ZnO–B2O3 system, where only one quaternary compound so far, KZn4B3O9, has been structurally characterized (Smith et al., 1992; Chen et al., 2005). Here, we report a new compound, KZnB3O6, with an unusual anion group. It is the first example of a borate prepared at ambient conditions that contains edge-sharing BO4 tetrahedra, a feature that has only been previously found in high-pressure phases (Huppertz & von der Eltz, 2002; Huppertz, 2003; Huppertz & Emme, 2004; Emme & Huppertz, 2003, 2004, 2005; Knyrim et al., 2007).
The structure consists of BO3 triangles, BO4 tetrahedra, and ZnO4 tetrahedra linked to form a three-dimensional framework whose cavities are filled with K+ cations in nine-coordinate environments (Fig. 1). The fundamental building block is a [B6O12]6- anion in which two six-membered rings formed by borate polyhedra are connected through a shared edge between two BO4 tetrahedra (Fig. 2). Within the resulting B2O2 ring, the transannular B–B distance [2.080 (5) Å] is similar to those in HP-NiB2O4 [2.088 (2) Å] and Dy4B6O15 [2.072 (8) Å] (Knyrim et al., 2007; Huppertz & von der Eltz, 2002). The Raman spectrum of KZnB3O6 shows bands at 1319 and 1456 cm-1, which lie in the range (about 1200 to 1450 cm-1) expected for the Raman-active modes of edge-sharing BO4 tetrahedra (Knyrim et al., 2007). Two distorted ZnO4 tetrahedra also share a common edge, similar to the case of Zn3B2O6 (Chen et al., 2005).
Experimental
A mixture of 7 mmol K2CO3, 10 mmol ZnO, and 43 mmol H3BO3 (all from Beijing Chemical Reagents Company) was heated to 1173 K in a platinum crucible. The transparent melt was cooled slowly from 1173 K to 1053 K at 1 K h-1. Upon further cooling to room temperature, column-shaped colorless crystals were obtained.
Refinement
(type here to add refinement details)
Figures
Fig. 1.
KZnB3O6 viewed along b axis showing ZnO4 tetrahedra (magenta) linked by BO3 triangles and BO4 tetrahedra, with K+ cations (blue) located within the three-dimensional framework.
Fig. 2.
[B6O12]6- anion, with displacement ellipsoids drawn at the 50% probability level. [Symmetry code: (i) -x, -y, -z.]
Crystal data
| KZnB3O6 | Z = 2 |
| Mr = 232.90 | F(000) = 224 |
| Triclinic, P1 | Dx = 2.871 Mg m−3 |
| Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
| a = 6.7139 (13) Å | Cell parameters from 1009 reflections |
| b = 6.9301 (14) Å | θ = 3.3–27.5° |
| c = 7.0632 (14) Å | µ = 5.29 mm−1 |
| α = 63.12 (3)° | T = 93 K |
| β = 72.02 (3)° | Prism, colorless |
| γ = 68.99 (3)° | 0.50 × 0.30 × 0.20 mm |
| V = 269.37 (12) Å3 |
Data collection
| Rigaku Saturn 724+ diffractometer | 1223 independent reflections |
| Radiation source: fine-focus sealed tube | 1118 reflections with I > 2σ(I) |
| graphite | Rint = 0.023 |
| ω scans | θmax = 27.5°, θmin = 3.3° |
| Absorption correction: multi-scan (ABSCOR; Higashi, 1995) | h = −7→8 |
| Tmin = 0.480, Tmax = 1.000 | k = −8→9 |
| 2707 measured reflections | l = −9→8 |
Refinement
| Refinement on F2 | 0 restraints |
| Least-squares matrix: full | Primary atom site location: structure-invariant direct methods |
| R[F2 > 2σ(F2)] = 0.020 | Secondary atom site location: difference Fourier map |
| wR(F2) = 0.050 | w = 1/[σ2(Fo2) + (0.030P)2] where P = (Fo2 + 2Fc2)/3 |
| S = 0.94 | (Δ/σ)max = 0.001 |
| 1223 reflections | Δρmax = 0.38 e Å−3 |
| 100 parameters | Δρmin = −0.58 e Å−3 |
Special details
| Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes. |
| Refinement. Refinement of F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > σ(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. |
Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2)
| x | y | z | Uiso*/Ueq | ||
| K | 0.25708 (8) | 0.29494 (8) | 0.57923 (7) | 0.00606 (12) | |
| Zn | 0.67490 (4) | 0.35335 (4) | 0.12712 (4) | 0.00346 (9) | |
| B1 | 0.0964 (4) | 0.9933 (4) | 0.0944 (4) | 0.0048 (5) | |
| B2 | 0.2441 (4) | 0.8171 (4) | 0.4350 (4) | 0.0050 (5) | |
| B3 | 0.2977 (4) | 0.1817 (4) | 0.1685 (4) | 0.0052 (5) | |
| O1 | 0.8584 (2) | 0.0829 (3) | 0.0849 (2) | 0.0046 (3) | |
| O2 | 0.3702 (3) | 0.3605 (3) | 0.1211 (2) | 0.0054 (3) | |
| O3 | 0.1393 (3) | 0.8112 (3) | 0.2984 (2) | 0.0055 (3) | |
| O4 | 0.7213 (3) | 0.3533 (3) | 0.3794 (2) | 0.0065 (3) | |
| O5 | 0.1989 (3) | 0.1716 (3) | 0.0323 (2) | 0.0056 (3) | |
| O6 | 0.3232 (3) | 0.0056 (3) | 0.3678 (2) | 0.0058 (3) |
Atomic displacement parameters (Å2)
| U11 | U22 | U33 | U12 | U13 | U23 | |
| K | 0.0064 (3) | 0.0064 (2) | 0.0060 (2) | −0.00214 (19) | −0.00063 (19) | −0.00281 (19) |
| Zn | 0.00389 (15) | 0.00353 (14) | 0.00324 (14) | −0.00047 (10) | −0.00134 (10) | −0.00143 (10) |
| B1 | 0.0042 (12) | 0.0045 (12) | 0.0061 (11) | 0.0002 (10) | −0.0021 (9) | −0.0027 (9) |
| B2 | 0.0038 (12) | 0.0070 (12) | 0.0047 (11) | −0.0002 (10) | −0.0002 (9) | −0.0041 (9) |
| B3 | 0.0027 (12) | 0.0052 (12) | 0.0061 (11) | 0.0011 (10) | −0.0001 (9) | −0.0030 (9) |
| O1 | 0.0036 (8) | 0.0068 (8) | 0.0046 (7) | −0.0004 (6) | −0.0018 (6) | −0.0032 (6) |
| O2 | 0.0048 (8) | 0.0056 (8) | 0.0062 (7) | −0.0020 (6) | −0.0024 (6) | −0.0013 (6) |
| O3 | 0.0058 (8) | 0.0053 (8) | 0.0055 (7) | −0.0013 (6) | −0.0030 (6) | −0.0008 (6) |
| O4 | 0.0096 (9) | 0.0056 (8) | 0.0050 (7) | −0.0022 (7) | −0.0034 (6) | −0.0013 (6) |
| O5 | 0.0074 (8) | 0.0052 (7) | 0.0044 (7) | −0.0024 (6) | −0.0019 (6) | −0.0008 (6) |
| O6 | 0.0071 (8) | 0.0059 (8) | 0.0056 (7) | −0.0022 (7) | −0.0035 (6) | −0.0013 (6) |
Geometric parameters (Å, °)
| K—O4i | 2.6404 (16) | B1—B1viii | 2.080 (5) |
| K—O3ii | 2.7890 (18) | B1—Kii | 3.286 (3) |
| K—O1iii | 2.791 (2) | B1—Kix | 3.330 (3) |
| K—O6 | 2.8476 (17) | B2—O4i | 1.326 (3) |
| K—O5iv | 2.8491 (17) | B2—O3 | 1.380 (3) |
| K—O6iii | 2.856 (2) | B2—O6vi | 1.412 (3) |
| K—O2 | 2.9418 (17) | B2—Ki | 3.135 (3) |
| K—O4 | 3.0888 (19) | B3—O2 | 1.357 (3) |
| K—B2i | 3.135 (3) | B3—O5 | 1.363 (3) |
| K—O3 | 3.144 (2) | B3—O6 | 1.395 (3) |
| K—B3 | 3.244 (3) | O1—B1v | 1.492 (3) |
| K—B2 | 3.261 (3) | O1—B1x | 1.503 (3) |
| Zn—O4 | 1.9013 (15) | O1—Kiii | 2.791 (2) |
| Zn—O1 | 1.9347 (17) | O2—Znv | 1.9628 (18) |
| Zn—O2v | 1.9628 (18) | O3—Kii | 2.7890 (18) |
| Zn—O2 | 2.0414 (16) | O4—B2i | 1.326 (3) |
| Zn—Znv | 2.9584 (14) | O4—Ki | 2.6404 (16) |
| B1—O3 | 1.450 (3) | O5—B1xi | 1.458 (3) |
| B1—O5vi | 1.458 (3) | O5—Kxii | 2.8491 (17) |
| B1—O1v | 1.492 (3) | O6—B2xi | 1.412 (3) |
| B1—O1vii | 1.503 (3) | O6—Kiii | 2.856 (2) |
| O4i—K—O3ii | 119.60 (6) | O1—Zn—Kiii | 41.67 (5) |
| O4i—K—O1iii | 125.80 (5) | O2v—Zn—Kiii | 153.56 (5) |
| O3ii—K—O1iii | 52.15 (6) | O2—Zn—Kiii | 83.72 (6) |
| O4i—K—O6 | 156.86 (5) | Znv—Zn—Kiii | 121.23 (3) |
| O3ii—K—O6 | 76.47 (5) | K—Zn—Kiii | 75.71 (4) |
| O1iii—K—O6 | 76.88 (5) | O4—Zn—Ki | 32.09 (5) |
| O4i—K—O5iv | 75.13 (5) | O1—Zn—Ki | 131.51 (5) |
| O3ii—K—O5iv | 81.16 (6) | O2v—Zn—Ki | 85.63 (5) |
| O1iii—K—O5iv | 51.22 (5) | O2—Zn—Ki | 118.91 (5) |
| O6—K—O5iv | 126.26 (5) | Znv—Zn—Ki | 106.44 (3) |
| O4i—K—O6iii | 103.77 (5) | K—Zn—Ki | 75.22 (3) |
| O3ii—K—O6iii | 127.90 (5) | Kiii—Zn—Ki | 120.74 (2) |
| O1iii—K—O6iii | 79.99 (6) | O3—B1—O5vi | 113.83 (19) |
| O6—K—O6iii | 73.35 (6) | O3—B1—O1v | 113.47 (18) |
| O5iv—K—O6iii | 83.76 (6) | O5vi—B1—O1v | 111.49 (18) |
| O4i—K—O2 | 109.74 (5) | O3—B1—O1vii | 112.28 (18) |
| O3ii—K—O2 | 101.75 (6) | O5vi—B1—O1vii | 111.87 (19) |
| O1iii—K—O2 | 124.46 (5) | O1v—B1—O1vii | 92.02 (17) |
| O6—K—O2 | 47.88 (5) | O3—B1—B1viii | 124.0 (2) |
| O5iv—K—O2 | 171.41 (5) | O5vi—B1—B1viii | 122.1 (2) |
| O6iii—K—O2 | 88.14 (6) | O1v—B1—B1viii | 46.22 (12) |
| O4i—K—O4 | 72.24 (6) | O1vii—B1—B1viii | 45.79 (12) |
| O3ii—K—O4 | 167.20 (5) | O3—B1—Kii | 57.50 (11) |
| O1iii—K—O4 | 126.59 (6) | O5vi—B1—Kii | 150.31 (15) |
| O6—K—O4 | 90.79 (5) | O1v—B1—Kii | 97.21 (12) |
| O5iv—K—O4 | 107.95 (5) | O1vii—B1—Kii | 57.78 (10) |
| O6iii—K—O4 | 46.94 (5) | B1viii—B1—Kii | 72.83 (13) |
| O2—K—O4 | 67.96 (5) | O3—B1—Kix | 151.61 (16) |
| O4i—K—B2i | 79.31 (7) | O5vi—B1—Kix | 58.34 (11) |
| O3ii—K—B2i | 154.09 (6) | O1v—B1—Kix | 56.22 (10) |
| O1iii—K—B2i | 103.00 (7) | O1vii—B1—Kix | 95.19 (13) |
| O6—K—B2i | 91.80 (6) | B1viii—B1—Kix | 70.52 (13) |
| O5iv—K—B2i | 87.75 (7) | Kii—B1—Kix | 143.35 (9) |
| O6iii—K—B2i | 26.75 (5) | O4i—B2—O3 | 121.2 (2) |
| O2—K—B2i | 86.28 (7) | O4i—B2—O6vi | 120.5 (2) |
| O4—K—B2i | 24.59 (6) | O3—B2—O6vi | 118.2 (2) |
| O4i—K—O3 | 47.12 (4) | O4i—B2—Ki | 75.76 (14) |
| O3ii—K—O3 | 102.99 (5) | O3—B2—Ki | 128.91 (16) |
| O1iii—K—O3 | 150.43 (5) | O6vi—B2—Ki | 65.55 (12) |
| O6—K—O3 | 116.19 (5) | O4i—B2—K | 51.19 (11) |
| O5iv—K—O3 | 116.19 (5) | O3—B2—K | 72.85 (12) |
| O6iii—K—O3 | 128.27 (5) | O6vi—B2—K | 158.31 (17) |
| O2—K—O3 | 71.27 (5) | Ki—B2—K | 92.88 (8) |
| O4—K—O3 | 81.38 (6) | O2—B3—O5 | 122.7 (2) |
| B2i—K—O3 | 102.92 (7) | O2—B3—O6 | 117.3 (2) |
| O4i—K—B3 | 133.81 (6) | O5—B3—O6 | 119.95 (19) |
| O3ii—K—B3 | 82.79 (6) | O2—B3—K | 65.06 (11) |
| O1iii—K—B3 | 100.12 (6) | O5—B3—K | 149.00 (16) |
| O6—K—B3 | 25.42 (5) | O6—B3—K | 61.19 (11) |
| O5iv—K—B3 | 151.06 (6) | B1v—O1—B1x | 87.98 (17) |
| O6iii—K—B3 | 87.36 (6) | B1v—O1—Zn | 132.19 (14) |
| O2—K—B3 | 24.73 (5) | B1x—O1—Zn | 125.03 (13) |
| O4—K—B3 | 85.14 (6) | B1v—O1—Kiii | 97.40 (12) |
| B2i—K—B3 | 96.54 (7) | B1x—O1—Kiii | 95.11 (12) |
| O3—K—B3 | 90.81 (6) | Zn—O1—Kiii | 110.89 (7) |
| O4i—K—B2 | 23.03 (5) | B3—O2—Znv | 126.73 (15) |
| O3ii—K—B2 | 117.32 (7) | B3—O2—Zn | 126.50 (16) |
| O1iii—K—B2 | 145.28 (6) | Znv—O2—Zn | 95.24 (7) |
| O6—K—B2 | 136.67 (6) | B3—O2—K | 90.21 (13) |
| O5iv—K—B2 | 97.00 (6) | Znv—O2—K | 126.87 (7) |
| O6iii—K—B2 | 113.85 (6) | Zn—O2—K | 87.73 (6) |
| O2—K—B2 | 88.87 (6) | B2—O3—B1 | 123.45 (18) |
| O4—K—B2 | 71.34 (6) | B2—O3—Kii | 124.93 (14) |
| B2i—K—B2 | 87.12 (8) | B1—O3—Kii | 96.48 (13) |
| O3—K—B2 | 24.79 (5) | B2—O3—K | 82.36 (13) |
| B3—K—B2 | 111.77 (7) | B1—O3—K | 149.76 (13) |
| O4—Zn—O1 | 109.34 (7) | Kii—O3—K | 77.01 (5) |
| O4—Zn—O2v | 117.70 (7) | B2i—O4—Zn | 128.77 (15) |
| O1—Zn—O2v | 120.18 (7) | B2i—O4—Ki | 105.78 (13) |
| O4—Zn—O2 | 117.57 (7) | Zn—O4—Ki | 125.42 (8) |
| O1—Zn—O2 | 104.70 (7) | B2i—O4—K | 79.65 (13) |
| O2v—Zn—O2 | 84.76 (7) | Zn—O4—K | 86.04 (6) |
| O4—Zn—Znv | 128.89 (6) | Ki—O4—K | 107.76 (6) |
| O1—Zn—Znv | 120.57 (5) | B3—O5—B1xi | 122.58 (18) |
| O2v—Zn—Znv | 43.41 (5) | B3—O5—Kxii | 136.44 (13) |
| O2—Zn—Znv | 41.35 (5) | B1xi—O5—Kxii | 95.84 (12) |
| O4—Zn—K | 61.28 (5) | B3—O6—B2xi | 121.34 (18) |
| O1—Zn—K | 117.35 (6) | B3—O6—K | 93.39 (12) |
| O2v—Zn—K | 116.70 (6) | B2xi—O6—K | 130.47 (13) |
| O2—Zn—K | 56.78 (5) | B3—O6—Kiii | 118.51 (14) |
| Znv—Zn—K | 85.42 (3) | B2xi—O6—Kiii | 87.70 (14) |
| O4—Zn—Kiii | 88.71 (6) | K—O6—Kiii | 106.65 (6) |
| O4i—K—Zn—O4 | 50.46 (9) | Kiii—Zn—O2—Znv | −156.16 (5) |
| O3ii—K—Zn—O4 | −170.08 (8) | Ki—Zn—O2—Znv | 82.07 (6) |
| O1iii—K—Zn—O4 | −95.13 (8) | O4—Zn—O2—K | −8.22 (8) |
| O6—K—Zn—O4 | −137.47 (7) | O1—Zn—O2—K | 113.32 (6) |
| O5iv—K—Zn—O4 | −19.56 (8) | O2v—Zn—O2—K | −126.83 (7) |
| O6iii—K—Zn—O4 | −53.81 (7) | Znv—Zn—O2—K | −126.83 (7) |
| O2—K—Zn—O4 | 171.69 (8) | Kiii—Zn—O2—K | 77.02 (5) |
| B2i—K—Zn—O4 | −23.73 (8) | Ki—Zn—O2—K | −44.76 (6) |
| O3—K—Zn—O4 | 95.11 (7) | O4i—K—O2—B3 | −168.31 (13) |
| B3—K—Zn—O4 | −163.59 (8) | O3ii—K—O2—B3 | −40.67 (14) |
| B2—K—Zn—O4 | 70.13 (8) | O1iii—K—O2—B3 | 11.21 (15) |
| O4i—K—Zn—O1 | 148.61 (6) | O6—K—O2—B3 | 18.64 (13) |
| O3ii—K—Zn—O1 | −71.93 (8) | O6iii—K—O2—B3 | 87.72 (14) |
| O1iii—K—Zn—O1 | 3.02 (9) | O4—K—O2—B3 | 131.35 (14) |
| O6—K—Zn—O1 | −39.32 (6) | B2i—K—O2—B3 | 114.45 (14) |
| O5iv—K—Zn—O1 | 78.59 (8) | O3—K—O2—B3 | −140.57 (14) |
| O6iii—K—Zn—O1 | 44.34 (6) | B2—K—O2—B3 | −158.37 (14) |
| O2—K—Zn—O1 | −90.16 (8) | O4i—K—O2—Znv | −29.68 (10) |
| O4—K—Zn—O1 | 98.15 (8) | O3ii—K—O2—Znv | 97.96 (9) |
| B2i—K—Zn—O1 | 74.42 (8) | O1iii—K—O2—Znv | 149.85 (8) |
| O3—K—Zn—O1 | −166.75 (6) | O6—K—O2—Znv | 157.27 (11) |
| B3—K—Zn—O1 | −65.44 (8) | O6iii—K—O2—Znv | −133.65 (9) |
| B2—K—Zn—O1 | 168.27 (7) | O4—K—O2—Znv | −90.02 (9) |
| O4i—K—Zn—O2v | −58.07 (6) | B2i—K—O2—Znv | −106.92 (10) |
| O3ii—K—Zn—O2v | 81.39 (8) | O3—K—O2—Znv | −1.94 (7) |
| O1iii—K—Zn—O2v | 156.34 (7) | B3—K—O2—Znv | 138.63 (18) |
| O6—K—Zn—O2v | 114.00 (6) | B2—K—O2—Znv | −19.73 (9) |
| O5iv—K—Zn—O2v | −128.09 (7) | O4i—K—O2—Zn | 65.17 (7) |
| O6iii—K—Zn—O2v | −162.34 (6) | O3ii—K—O2—Zn | −167.19 (5) |
| O2—K—Zn—O2v | 63.16 (9) | O1iii—K—O2—Zn | −115.30 (6) |
| O4—K—Zn—O2v | −108.53 (8) | O6—K—O2—Zn | −107.88 (8) |
| B2i—K—Zn—O2v | −132.26 (8) | O6iii—K—O2—Zn | −38.80 (5) |
| O3—K—Zn—O2v | −13.42 (6) | O4—K—O2—Zn | 4.83 (5) |
| B3—K—Zn—O2v | 87.88 (8) | B2i—K—O2—Zn | −12.07 (6) |
| B2—K—Zn—O2v | −38.41 (7) | O3—K—O2—Zn | 92.91 (6) |
| O4i—K—Zn—O2 | −121.23 (7) | B3—K—O2—Zn | −126.52 (15) |
| O3ii—K—Zn—O2 | 18.23 (7) | B2—K—O2—Zn | 75.12 (7) |
| O1iii—K—Zn—O2 | 93.19 (8) | O4i—B2—O3—B1 | 179.7 (2) |
| O6—K—Zn—O2 | 50.85 (7) | O6vi—B2—O3—B1 | −3.2 (3) |
| O5iv—K—Zn—O2 | 168.75 (8) | Ki—B2—O3—B1 | −83.4 (3) |
| O6iii—K—Zn—O2 | 134.50 (6) | K—B2—O3—B1 | −162.96 (19) |
| O4—K—Zn—O2 | −171.69 (8) | O4i—B2—O3—Kii | 50.9 (3) |
| B2i—K—Zn—O2 | 164.58 (8) | O6vi—B2—O3—Kii | −132.00 (17) |
| O3—K—Zn—O2 | −76.58 (7) | Ki—B2—O3—Kii | 147.80 (11) |
| B3—K—Zn—O2 | 24.72 (8) | K—B2—O3—Kii | 68.26 (12) |
| B2—K—Zn—O2 | −101.56 (8) | O4i—B2—O3—K | −17.4 (2) |
| O4i—K—Zn—Znv | −89.18 (4) | O6vi—B2—O3—K | 159.7 (2) |
| O3ii—K—Zn—Znv | 50.27 (6) | Ki—B2—O3—K | 79.54 (16) |
| O1iii—K—Zn—Znv | 125.23 (5) | O5vi—B1—O3—B2 | 7.7 (3) |
| O6—K—Zn—Znv | 82.89 (4) | O1v—B1—O3—B2 | 136.6 (2) |
| O5iv—K—Zn—Znv | −159.20 (5) | O1vii—B1—O3—B2 | −120.7 (2) |
| O6iii—K—Zn—Znv | 166.54 (4) | B1viii—B1—O3—B2 | −171.5 (2) |
| O2—K—Zn—Znv | 32.04 (5) | Kii—B1—O3—B2 | −140.0 (2) |
| O4—K—Zn—Znv | −139.64 (6) | Kix—B1—O3—B2 | 74.7 (4) |
| B2i—K—Zn—Znv | −163.37 (6) | O5vi—B1—O3—Kii | 147.63 (16) |
| O3—K—Zn—Znv | −44.54 (4) | O1v—B1—O3—Kii | −83.43 (18) |
| B3—K—Zn—Znv | 56.77 (6) | O1vii—B1—O3—Kii | 19.24 (17) |
| B2—K—Zn—Znv | −69.52 (6) | B1viii—B1—O3—Kii | −31.5 (3) |
| O4i—K—Zn—Kiii | 146.95 (4) | Kix—B1—O3—Kii | −145.3 (3) |
| O3ii—K—Zn—Kiii | −73.59 (6) | O5vi—B1—O3—K | −137.1 (2) |
| O1iii—K—Zn—Kiii | 1.37 (4) | O1v—B1—O3—K | −8.2 (4) |
| O6—K—Zn—Kiii | −40.97 (4) | O1vii—B1—O3—K | 94.5 (3) |
| O5iv—K—Zn—Kiii | 76.93 (6) | B1viii—B1—O3—K | 43.7 (4) |
| O6iii—K—Zn—Kiii | 42.68 (4) | Kii—B1—O3—K | 75.3 (2) |
| O2—K—Zn—Kiii | −91.82 (6) | Kix—B1—O3—K | −70.0 (4) |
| O4—K—Zn—Kiii | 96.49 (6) | O4i—K—O3—B2 | 10.06 (12) |
| B2i—K—Zn—Kiii | 72.76 (7) | O3ii—K—O3—B2 | 128.59 (13) |
| O3—K—Zn—Kiii | −168.40 (3) | O1iii—K—O3—B2 | 98.98 (15) |
| B3—K—Zn—Kiii | −67.10 (6) | O6—K—O3—B2 | −150.28 (12) |
| B2—K—Zn—Kiii | 166.62 (5) | O5iv—K—O3—B2 | 42.17 (13) |
| O4i—K—Zn—Ki | 19.17 (4) | O6iii—K—O3—B2 | −61.35 (14) |
| O3ii—K—Zn—Ki | 158.63 (6) | O2—K—O3—B2 | −133.21 (13) |
| O1iii—K—Zn—Ki | −126.42 (5) | O4—K—O3—B2 | −63.66 (13) |
| O6—K—Zn—Ki | −168.76 (4) | B2i—K—O3—B2 | −51.73 (16) |
| O5iv—K—Zn—Ki | −50.85 (5) | B3—K—O3—B2 | −148.62 (13) |
| O6iii—K—Zn—Ki | −85.10 (4) | O4i—K—O3—B1 | 161.0 (3) |
| O2—K—Zn—Ki | 140.40 (6) | O3ii—K—O3—B1 | −80.5 (3) |
| O4—K—Zn—Ki | −31.29 (6) | O1iii—K—O3—B1 | −110.1 (3) |
| B2i—K—Zn—Ki | −55.02 (6) | O6—K—O3—B1 | 0.7 (3) |
| O3—K—Zn—Ki | 63.81 (4) | O5iv—K—O3—B1 | −166.9 (3) |
| B3—K—Zn—Ki | 165.12 (6) | O6iii—K—O3—B1 | 89.6 (3) |
| B2—K—Zn—Ki | 38.83 (5) | O2—K—O3—B1 | 17.7 (3) |
| O3ii—K—B2—O4i | 101.89 (15) | O4—K—O3—B1 | 87.3 (3) |
| O1iii—K—B2—O4i | 39.7 (2) | B2i—K—O3—B1 | 99.2 (3) |
| O6—K—B2—O4i | −158.69 (12) | B3—K—O3—B1 | 2.3 (3) |
| O5iv—K—B2—O4i | 18.26 (15) | B2—K—O3—B1 | 150.9 (3) |
| O6iii—K—B2—O4i | −67.98 (15) | O4i—K—O3—Kii | −118.53 (7) |
| O2—K—B2—O4i | −155.45 (14) | O3ii—K—O3—Kii | 0.0 |
| O4—K—B2—O4i | −88.37 (15) | O1iii—K—O3—Kii | −29.61 (10) |
| B2i—K—B2—O4i | −69.11 (14) | O6—K—O3—Kii | 81.13 (6) |
| O3—K—B2—O4i | 160.9 (2) | O5iv—K—O3—Kii | −86.42 (6) |
| B3—K—B2—O4i | −165.01 (14) | O6iii—K—O3—Kii | 170.06 (5) |
| O4i—K—B2—O3 | −160.9 (2) | O2—K—O3—Kii | 98.19 (5) |
| O3ii—K—B2—O3 | −59.00 (14) | O4—K—O3—Kii | 167.74 (5) |
| O1iii—K—B2—O3 | −121.16 (12) | B2i—K—O3—Kii | 179.68 (6) |
| O6—K—B2—O3 | 40.42 (16) | B3—K—O3—Kii | 82.79 (6) |
| O5iv—K—B2—O3 | −142.63 (12) | B2—K—O3—Kii | −128.59 (13) |
| O6iii—K—B2—O3 | 131.12 (12) | O1—Zn—O4—B2i | −37.9 (2) |
| O2—K—B2—O3 | 43.66 (12) | O2v—Zn—O4—B2i | −179.73 (18) |
| O4—K—B2—O3 | 110.73 (13) | O2—Zn—O4—B2i | 81.2 (2) |
| B2i—K—B2—O3 | 129.99 (15) | Znv—Zn—O4—B2i | 129.37 (18) |
| B3—K—B2—O3 | 34.10 (14) | K—Zn—O4—B2i | 73.35 (19) |
| O4i—K—B2—O6vi | 74.8 (4) | Kiii—Zn—O4—B2i | −1.03 (19) |
| O3ii—K—B2—O6vi | 176.7 (4) | Ki—Zn—O4—B2i | −177.6 (3) |
| O1iii—K—B2—O6vi | 114.5 (4) | O1—Zn—O4—Ki | 139.70 (9) |
| O6—K—B2—O6vi | −83.9 (4) | O2v—Zn—O4—Ki | −2.11 (12) |
| O5iv—K—B2—O6vi | 93.0 (4) | O2—Zn—O4—Ki | −101.18 (10) |
| O6iii—K—B2—O6vi | 6.8 (4) | Znv—Zn—O4—Ki | −53.01 (11) |
| O2—K—B2—O6vi | −80.7 (4) | K—Zn—O4—Ki | −109.03 (10) |
| O4—K—B2—O6vi | −13.6 (4) | Kiii—Zn—O4—Ki | 176.59 (8) |
| B2i—K—B2—O6vi | 5.7 (4) | O1—Zn—O4—K | −111.28 (6) |
| O3—K—B2—O6vi | −124.3 (5) | O2v—Zn—O4—K | 106.92 (7) |
| B3—K—B2—O6vi | −90.2 (4) | O2—Zn—O4—K | 7.84 (7) |
| O4i—K—B2—Ki | 69.11 (14) | Znv—Zn—O4—K | 56.02 (6) |
| O3ii—K—B2—Ki | 171.01 (5) | Kiii—Zn—O4—K | −74.39 (5) |
| O1iii—K—B2—Ki | 108.85 (10) | Ki—Zn—O4—K | 109.03 (10) |
| O6—K—B2—Ki | −89.57 (9) | O4i—K—O4—B2i | 103.40 (14) |
| O5iv—K—B2—Ki | 87.38 (7) | O3ii—K—O4—B2i | −98.0 (2) |
| O6iii—K—B2—Ki | 1.13 (7) | O1iii—K—O4—B2i | −18.42 (14) |
| O2—K—B2—Ki | −86.33 (7) | O6—K—O4—B2i | −92.60 (13) |
| O4—K—B2—Ki | −19.26 (4) | O5iv—K—O4—B2i | 36.17 (14) |
| B2i—K—B2—Ki | 0.0 | O6iii—K—O4—B2i | −26.49 (12) |
| O3—K—B2—Ki | −129.99 (15) | O2—K—O4—B2i | −135.79 (14) |
| B3—K—B2—Ki | −95.89 (8) | O3—K—O4—B2i | 151.02 (13) |
| O4i—K—B3—O2 | 15.32 (17) | B3—K—O4—B2i | −117.42 (14) |
| O3ii—K—B3—O2 | 139.97 (14) | B2—K—O4—B2i | 127.65 (12) |
| O1iii—K—B3—O2 | −170.63 (12) | O4i—K—O4—Zn | −126.01 (9) |
| O6—K—B3—O2 | −146.5 (2) | O3ii—K—O4—Zn | 32.6 (2) |
| O5iv—K—B3—O2 | −163.33 (11) | O1iii—K—O4—Zn | 112.17 (6) |
| O6iii—K—B3—O2 | −91.29 (13) | O6—K—O4—Zn | 37.99 (6) |
| O4—K—B3—O2 | −44.29 (13) | O5iv—K—O4—Zn | 166.76 (5) |
| B2i—K—B3—O2 | −66.12 (14) | O6iii—K—O4—Zn | 104.10 (8) |
| O3—K—B3—O2 | 36.98 (13) | O2—K—O4—Zn | −5.20 (5) |
| B2—K—B3—O2 | 23.39 (15) | B2i—K—O4—Zn | 130.59 (15) |
| O4i—K—B3—O5 | −97.2 (3) | O3—K—O4—Zn | −78.39 (6) |
| O3ii—K—B3—O5 | 27.5 (3) | B3—K—O4—Zn | 13.17 (6) |
| O1iii—K—B3—O5 | 76.9 (3) | B2—K—O4—Zn | −101.76 (8) |
| O6—K—B3—O5 | 101.0 (3) | O4i—K—O4—Ki | 0.0 |
| O5iv—K—B3—O5 | 84.2 (3) | O3ii—K—O4—Ki | 158.64 (19) |
| O6iii—K—B3—O5 | 156.2 (3) | O1iii—K—O4—Ki | −121.82 (6) |
| O2—K—B3—O5 | −112.5 (4) | O6—K—O4—Ki | 164.00 (6) |
| O4—K—B3—O5 | −156.8 (3) | O5iv—K—O4—Ki | −67.23 (7) |
| B2i—K—B3—O5 | −178.6 (3) | O6iii—K—O4—Ki | −129.90 (8) |
| O3—K—B3—O5 | −75.5 (3) | O2—K—O4—Ki | 120.81 (7) |
| B2—K—B3—O5 | −89.1 (3) | B2i—K—O4—Ki | −103.40 (14) |
| O4i—K—B3—O6 | 161.80 (11) | O3—K—O4—Ki | 47.62 (5) |
| O3ii—K—B3—O6 | −73.54 (13) | B3—K—O4—Ki | 139.18 (7) |
| O1iii—K—B3—O6 | −24.14 (13) | B2—K—O4—Ki | 24.25 (6) |
| O5iv—K—B3—O6 | −16.8 (2) | O2—B3—O5—B1xi | −171.9 (2) |
| O6iii—K—B3—O6 | 55.19 (13) | O6—B3—O5—B1xi | 6.6 (3) |
| O2—K—B3—O6 | 146.5 (2) | K—B3—O5—B1xi | −76.4 (4) |
| O4—K—B3—O6 | 102.19 (13) | O2—B3—O5—Kxii | 40.2 (3) |
| B2i—K—B3—O6 | 80.36 (14) | O6—B3—O5—Kxii | −141.28 (16) |
| O3—K—B3—O6 | −176.54 (12) | K—B3—O5—Kxii | 135.7 (2) |
| B2—K—B3—O6 | 169.87 (12) | O2—B3—O6—B2xi | 177.2 (2) |
| O4—Zn—O1—B1v | −173.34 (17) | O5—B3—O6—B2xi | −1.4 (3) |
| O2v—Zn—O1—B1v | −32.6 (2) | K—B3—O6—B2xi | 142.9 (2) |
| O2—Zn—O1—B1v | 59.85 (19) | O2—B3—O6—K | 34.3 (2) |
| Znv—Zn—O1—B1v | 18.13 (19) | O5—B3—O6—K | −144.30 (19) |
| K—Zn—O1—B1v | 119.73 (17) | O2—B3—O6—Kiii | −76.7 (2) |
| Kiii—Zn—O1—B1v | 122.1 (2) | O5—B3—O6—Kiii | 104.7 (2) |
| Ki—Zn—O1—B1v | −146.02 (16) | K—B3—O6—Kiii | −111.02 (10) |
| O4—Zn—O1—B1x | −48.07 (17) | O4i—K—O6—B3 | −35.0 (2) |
| O2v—Zn—O1—B1x | 92.65 (16) | O3ii—K—O6—B3 | 101.87 (13) |
| O2—Zn—O1—B1x | −174.87 (15) | O1iii—K—O6—B3 | 155.58 (13) |
| Znv—Zn—O1—B1x | 143.40 (14) | O5iv—K—O6—B3 | 169.98 (12) |
| K—Zn—O1—B1x | −115.00 (15) | O6iii—K—O6—B3 | −121.12 (14) |
| Kiii—Zn—O1—B1x | −112.59 (17) | O2—K—O6—B3 | −18.14 (12) |
| Ki—Zn—O1—B1x | −20.75 (18) | O4—K—O6—B3 | −76.92 (13) |
| O4—Zn—O1—Kiii | 64.52 (8) | B2i—K—O6—B3 | −101.49 (14) |
| O2v—Zn—O1—Kiii | −154.77 (6) | O3—K—O6—B3 | 3.86 (14) |
| O2—Zn—O1—Kiii | −62.29 (8) | B2—K—O6—B3 | −13.77 (16) |
| Znv—Zn—O1—Kiii | −104.01 (6) | O4i—K—O6—B2xi | −172.34 (18) |
| K—Zn—O1—Kiii | −2.41 (8) | O3ii—K—O6—B2xi | −35.48 (19) |
| Ki—Zn—O1—Kiii | 91.84 (7) | O1iii—K—O6—B2xi | 18.23 (19) |
| O5—B3—O2—Znv | 6.8 (3) | O5iv—K—O6—B2xi | 32.6 (2) |
| O6—B3—O2—Znv | −171.72 (14) | O6iii—K—O6—B2xi | 101.5 (2) |
| K—B3—O2—Znv | −138.72 (16) | O2—K—O6—B2xi | −155.5 (2) |
| O5—B3—O2—Zn | −127.1 (2) | O4—K—O6—B2xi | 145.74 (19) |
| O6—B3—O2—Zn | 54.3 (3) | B2i—K—O6—B2xi | 121.17 (17) |
| K—B3—O2—Zn | 87.33 (13) | O3—K—O6—B2xi | −133.48 (18) |
| O5—B3—O2—K | 145.6 (2) | B3—K—O6—B2xi | −137.3 (3) |
| O6—B3—O2—K | −33.0 (2) | B2—K—O6—B2xi | −151.1 (2) |
| O4—Zn—O2—B3 | −96.81 (18) | O4i—K—O6—Kiii | 86.13 (14) |
| O1—Zn—O2—B3 | 24.73 (18) | O3ii—K—O6—Kiii | −137.01 (6) |
| O2v—Zn—O2—B3 | 144.6 (2) | O1iii—K—O6—Kiii | −83.30 (6) |
| Znv—Zn—O2—B3 | 144.6 (2) | O5iv—K—O6—Kiii | −68.90 (8) |
| K—Zn—O2—B3 | −88.59 (17) | O6iii—K—O6—Kiii | 0.0 |
| Kiii—Zn—O2—B3 | −11.57 (16) | O2—K—O6—Kiii | 102.98 (8) |
| Ki—Zn—O2—B3 | −133.34 (16) | O4—K—O6—Kiii | 44.20 (5) |
| O4—Zn—O2—Znv | 118.60 (7) | B2i—K—O6—Kiii | 19.63 (6) |
| O1—Zn—O2—Znv | −119.85 (7) | O3—K—O6—Kiii | 124.98 (6) |
| O2v—Zn—O2—Znv | 0.0 | B3—K—O6—Kiii | 121.12 (14) |
| K—Zn—O2—Znv | 126.83 (7) | B2—K—O6—Kiii | 107.35 (9) |
Symmetry codes: (i) −x+1, −y+1, −z+1; (ii) −x, −y+1, −z+1; (iii) −x+1, −y, −z+1; (iv) x, y, z+1; (v) −x+1, −y+1, −z; (vi) x, y+1, z; (vii) x−1, y+1, z; (viii) −x, −y+2, −z; (ix) x, y+1, z−1; (x) x+1, y−1, z; (xi) x, y−1, z; (xii) x, y, z−1.
Footnotes
Supplementary data and figures for this paper are available from the IUCr electronic archives (Reference: MG2092).
References
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Associated Data
This section collects any data citations, data availability statements, or supplementary materials included in this article.
Supplementary Materials
Crystal structure: contains datablocks I, global. DOI: 10.1107/S1600536810015175/mg2092sup1.cif
Structure factors: contains datablocks I. DOI: 10.1107/S1600536810015175/mg2092Isup2.hkl
Additional supplementary materials: crystallographic information; 3D view; checkCIF report


