Depmeierite
Pekov I V, Olysych L V, Chukanov N V, Van K V, Pushcharovsky D Y
Zapiski Rossiiskogo Mineralogicheskogo Obshchetstva 139 (2010) 63-74
Depmeierite Na8[Al6Si6O24](PO4,CO3)1-x*3H2O (x<0.5) - a new cancrinite
group mineral from the Lovozero alkaline massif (Kola Peninsula, Russia)
Locality: Lovozero alkaline massif, Kola Peninsula, Russia
_database_code_amcsd 0017798
CELL PARAMETERS: 12.7345 12.7345 5.1798 90.000 90.000 120.000
SPACE GROUP: P6_3
X-RAY WAVELENGTH: 1.541838
Cell Volume: 727.457
Density (g/cm3): 2.311
MAX. ABS. INTENSITY / VOLUME**2: 8.211713785
RIR: 1.157
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
8.02 9.79 11.0284 1 0 0 6
13.91 47.98 6.3672 1 1 0 6
16.07 1.74 5.5142 2 0 0 6
18.93 71.61 4.6884 1 0 1 6
21.32 1.98 4.1683 1 2 0 6
21.32 11.76 4.1683 2 1 0 6
22.12 1.01 4.0181 1 1 1 6
23.57 2.53 3.7754 2 0 1 6
24.21 58.84 3.6761 3 0 0 6
27.47 51.67 3.2474 1 2 1 6
27.47 48.33 3.2474 2 1 1 6
29.80 2.94 2.9979 3 0 1 6
32.47 35.25 2.7571 4 0 0 6
34.04 8.87 2.6338 1 3 1 6
34.04 4.38 2.6338 3 1 1 6
34.63 24.65 2.5899 0 0 2 1
35.48 2.12 2.5301 2 3 0 6
35.48 1.17 2.5301 3 2 0 6
35.61 7.29 2.5213 1 0 2 6
36.93 34.76 2.4338 4 0 1 6
37.37 2.08 2.4066 1 4 0 6
37.49 2.99 2.3990 1 1 2 6
39.64 3.58 2.2734 2 3 1 6
39.64 6.30 2.2734 3 2 1 6
41.37 4.47 2.1825 1 4 1 6
41.37 4.39 2.1825 4 1 1 6
42.60 11.91 2.1224 3 3 0 6
42.71 9.55 2.1172 3 0 2 6
44.65 3.37 2.0294 5 0 1 6
45.13 1.07 2.0091 2 2 2 6
48.21 9.97 1.8877 4 0 2 6
49.25 2.11 1.8501 1 5 1 6
49.25 1.69 1.8501 5 1 1 6
50.33 1.85 1.8131 3 4 0 6
50.33 2.94 1.8131 4 3 0 6
50.42 2.73 1.8098 2 3 2 6
50.42 3.43 1.8098 3 2 2 6
51.77 3.94 1.7660 2 5 0 6
51.77 1.84 1.7660 5 2 0 6
51.86 4.06 1.7630 1 4 2 6
51.86 2.99 1.7630 4 1 2 6
53.55 1.24 1.7113 3 4 1 6
53.55 2.20 1.7113 4 3 1 6
53.74 1.99 1.7058 1 0 3 6
54.66 1.12 1.6792 5 0 2 6
54.93 3.61 1.6715 2 5 1 6
54.93 2.38 1.6715 5 2 1 6
55.79 2.51 1.6477 2 0 3 6
56.02 3.63 1.6416 3 3 2 6
57.62 1.18 1.5996 1 6 1 6
57.62 1.54 1.5996 6 1 1 6
57.80 5.37 1.5952 1 2 3 6
57.80 5.57 1.5952 2 1 3 6
57.93 7.61 1.5918 4 4 0 6
61.52 2.53 1.5073 7 0 1 6
61.52 1.74 1.5073 3 5 1 6
61.52 3.12 1.5073 5 3 1 6
61.69 1.58 1.5036 1 3 3 6
61.90 4.31 1.4989 6 0 2 6
63.42 1.36 1.4668 2 6 1 6
63.42 1.44 1.4668 6 2 1 6
63.58 7.72 1.4633 4 0 3 6
63.71 3.22 1.4607 1 7 0 6
63.71 1.49 1.4607 7 1 0 6
63.79 1.66 1.4591 2 5 2 6
65.44 1.41 1.4262 2 3 3 6
65.44 1.85 1.4262 3 2 3 6
68.00 1.04 1.3786 8 0 0 6
69.29 8.08 1.3561 4 4 2 6
70.72 9.50 1.3322 8 0 1 6
72.49 1.45 1.3039 7 2 1 6
72.64 1.34 1.3015 5 1 3 6
72.64 1.36 1.3015 1 5 3 6
73.07 1.88 1.2950 0 0 4 1
74.59 2.21 1.2723 1 7 2 6
74.59 1.13 1.2723 7 1 2 6
74.82 1.73 1.2690 1 1 4 6
75.98 1.82 1.2525 1 8 1 6
76.13 1.06 1.2503 3 4 3 6
76.13 1.49 1.2503 4 3 3 6
78.05 2.26 1.2244 3 6 2 6
78.05 1.83 1.2244 6 3 2 6
78.62 1.30 1.2169 8 0 2 6
79.42 1.02 1.2067 7 3 1 6
82.25 1.41 1.1721 4 0 4 6
82.97 1.30 1.1638 7 0 3 6
84.66 1.19 1.1448 2 6 3 6
84.66 1.16 1.1448 6 2 3 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.