Natrotitanite
Stepanov A V, Bekenova G K, Levin V L, Hawthorne F C
Mineralogical Magazine 76 (2012) 37-44
Natrotitanite, ideally (Na0.5Y0.5)Ti(SiO4)O, a new mineral from the
Verkhnee Espe deposit, Akjailyautas mountains, Eastern Kazakhstan district,
Kazakhstan: description and crystal structure
Locality: Verkhnee Espe deposit, Kazakhstan
_database_code_amcsd 0018669
CELL PARAMETERS: 6.5691 8.6869 7.0924 90.000 114.127 90.000
SPACE GROUP: C2/c
X-RAY WAVELENGTH: 1.541838
Cell Volume: 369.372
Density (g/cm3): 3.887
MAX. ABS. INTENSITY / VOLUME**2: 20.16048580
RIR: 1.689
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
17.98 12.15 4.9342 1 1 0 4
18.59 4.63 4.7741 -1 1 1 4
24.68 1.33 3.6067 0 2 1 4
27.40 100.00 3.2545 -1 1 2 4
27.56 7.28 3.2364 0 0 2 2
29.81 77.30 2.9976 2 0 0 2
31.31 10.15 2.8572 -2 0 2 2
34.39 70.72 2.6074 1 3 0 4
34.56 47.00 2.5952 0 2 2 4
37.68 6.27 2.3871 -2 2 2 4
38.04 6.14 2.3657 1 1 2 4
39.49 13.19 2.2821 1 3 1 4
39.56 15.18 2.2781 -1 1 3 4
40.38 7.32 2.2337 -1 3 2 4
41.58 1.34 2.1717 0 4 0 2
42.83 13.06 2.1114 -3 1 1 4
43.43 6.54 2.0838 2 2 1 4
43.67 17.12 2.0729 -3 1 2 4
43.98 13.35 2.0589 0 4 1 4
46.64 4.26 1.9475 3 1 0 4
47.03 1.32 1.9323 0 2 3 4
48.58 2.77 1.8742 1 3 2 4
48.95 1.54 1.8606 -3 1 3 4
49.15 4.33 1.8537 2 0 2 2
50.40 1.66 1.8106 -2 4 1 4
50.62 10.05 1.8033 0 4 2 4
51.63 2.78 1.7703 1 1 3 4
52.11 14.31 1.7551 -2 0 4 2
52.96 12.71 1.7290 -2 4 2 4
53.31 2.22 1.7183 -1 1 4 4
53.32 4.34 1.7182 -3 3 2 4
53.77 17.63 1.7049 2 2 2 4
55.26 2.33 1.6623 -1 5 1 4
55.90 24.98 1.6447 3 3 0 4
56.90 5.52 1.6182 0 0 4 2
59.30 1.35 1.5585 -2 4 3 4
59.35 13.33 1.5571 -1 5 2 4
60.35 7.25 1.5338 -4 2 2 4
61.87 18.73 1.4996 -1 3 4 4
61.91 5.98 1.4988 4 0 0 2
64.34 2.85 1.4478 0 6 0 2
64.98 4.69 1.4351 3 1 2 4
65.32 11.56 1.4286 -4 0 4 2
65.82 7.88 1.4189 1 5 2 4
65.97 8.70 1.4160 -3 3 4 4
66.29 2.50 1.4099 2 4 2 4
69.80 9.02 1.3475 -3 5 2 4
72.20 3.03 1.3084 -4 4 2 4
72.50 7.26 1.3037 2 6 0 4
72.88 1.37 1.2979 -5 1 2 4
74.27 8.52 1.2770 1 3 4 4
77.67 4.40 1.2293 2 0 4 2
80.96 1.22 1.1875 4 0 2 2
84.60 1.98 1.1455 4 2 2 4
85.50 3.74 1.1357 -5 3 4 4
87.30 3.36 1.1168 -2 6 4 4
87.43 1.68 1.1156 3 5 2 4
88.19 2.79 1.1079 1 7 2 4
88.20 4.79 1.1078 5 3 0 4
89.40 1.10 1.0960 -4 4 5 4
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XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.