Trikalsilite
Bonaccorsi E, Merlino S, Pasero M
Neues Jahrbuch fur Mineralogie, Monatshefte 1988 (1988) 559-567
Trikalsilite: its structural relationships with nepheline and tetraskalsilite
Locality: Near Mt. Nyiragongo, Virunga volcanic field, North Kivu, Zaire
_database_code_amcsd 0014833
CELL PARAMETERS: 15.3390 15.3390 8.5010 90.000 90.000 120.000
SPACE GROUP: P6_3
X-RAY WAVELENGTH: 1.541838
Cell Volume: 1732.187
Density (g/cm3): 2.636
MAX. ABS. INTENSITY / VOLUME**2: 12.63042472
RIR: 1.560
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
20.05 4.43 4.4280 3 0 0 6
20.54 1.19 4.3231 1 2 1 6
20.90 21.82 4.2505 0 0 2 1
22.64 56.55 3.9272 3 0 1 6
24.16 3.20 3.6843 1 3 0 6
24.16 2.00 3.6843 3 1 0 6
26.36 7.96 3.3805 1 3 1 6
26.36 3.67 3.3805 3 1 1 6
26.85 1.76 3.3210 4 0 0 6
27.49 1.48 3.2441 1 2 2 6
29.12 100.00 3.0664 3 0 2 6
29.31 20.67 3.0476 3 2 0 6
30.85 2.24 2.8988 1 4 0 6
30.85 4.93 2.8988 4 1 0 6
31.18 2.48 2.8688 2 3 1 6
31.42 1.95 2.8472 2 2 2 6
32.15 4.54 2.7840 1 3 2 6
32.15 4.13 2.7840 3 1 2 6
33.74 3.46 2.6568 5 0 0 6
35.10 30.69 2.5565 3 3 0 6
35.40 3.09 2.5358 5 0 1 6
35.77 1.75 2.5104 2 4 0 6
36.27 3.39 2.4767 3 2 2 6
36.41 2.40 2.4678 2 1 3 6
37.35 1.10 2.4076 2 4 1 6
37.35 6.48 2.4076 4 2 1 6
37.69 20.51 2.3868 3 0 3 6
39.22 5.33 2.2971 1 5 1 6
39.22 1.70 2.2971 5 1 1 6
39.54 1.22 2.2790 2 2 3 6
40.15 1.19 2.2462 1 3 3 6
40.75 4.40 2.2140 6 0 0 6
41.21 3.74 2.1908 3 3 2 6
41.34 6.52 2.1839 4 3 0 6
41.79 6.50 2.1616 4 2 2 6
42.18 2.58 2.1425 6 0 1 6
42.50 1.46 2.1271 5 2 0 6
42.54 12.42 2.1253 0 0 4 1
43.87 1.33 2.0635 2 5 1 6
46.23 3.71 1.9636 6 0 2 6
46.77 1.35 1.9425 4 3 2 6
47.45 3.18 1.9160 3 0 4 6
49.48 1.19 1.8422 6 2 0 6
50.71 1.61 1.8004 2 6 1 6
52.35 1.33 1.7478 4 4 2 6
52.45 3.51 1.7446 6 0 3 6
52.49 1.25 1.7432 3 2 4 6
53.16 1.53 1.7230 7 1 1 6
53.89 1.50 1.7012 2 5 3 6
54.27 1.71 1.6902 6 2 2 6
55.78 2.81 1.6480 1 6 3 6
55.78 1.07 1.6480 6 1 3 6
56.29 1.78 1.6343 3 3 4 6
56.46 1.47 1.6297 8 0 1 6
56.61 1.46 1.6257 7 1 2 6
57.84 1.59 1.5941 7 2 1 6
58.12 10.45 1.5872 3 0 5 6
58.54 2.34 1.5768 3 5 3 6
58.54 1.52 1.5768 5 3 3 6
59.35 3.94 1.5573 3 6 2 6
59.35 1.67 1.5573 6 3 2 6
59.45 2.97 1.5548 1 8 0 6
59.89 1.34 1.5445 6 2 3 6
60.37 2.83 1.5332 6 0 4 6
62.97 3.16 1.4760 9 0 0 6
63.83 5.44 1.4583 4 5 3 6
64.27 4.74 1.4494 2 8 0 6
64.59 1.70 1.4428 5 5 2 6
65.93 1.78 1.4168 0 0 6 1
66.41 1.26 1.4077 4 2 5 6
67.23 1.30 1.3925 1 9 0 6
67.67 1.56 1.3846 1 5 5 6
68.06 2.10 1.3775 7 4 0 6
69.74 2.16 1.3485 6 0 5 6
74.59 1.69 1.2724 7 5 0 6
75.78 1.09 1.2552 4 8 0 6
76.94 4.39 1.2392 3 3 6 6
77.33 1.50 1.2339 4 2 6 6
78.18 1.23 1.2227 7 1 5 6
78.98 1.11 1.2123 9 0 4 6
79.25 1.99 1.2088 10 1 2 6
79.64 2.57 1.2038 4 8 2 6
85.59 1.01 1.1347 4 6 5 6
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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.