Proshchenkoite-(Y)
Raade G, Grice J D, Erambert M, Kristiansson P, Witzke T
Mineralogical Magazine 72 (2008) 1071-1082
Proshchenkoite-(Y) from Russia - a new mineral species in the vicanite group:
Descriptive data and crystal structure
Locality: Tommot REE-Nb deposit in Yakutia, Russia
_database_code_amcsd 0018903
CELL PARAMETERS: 10.7527 10.7527 27.4002 90.000 90.000 120.000
SPACE GROUP: R3m
X-RAY WAVELENGTH: 1.541838
Cell Volume: 2743.591
Density (g/cm3): 4.926
MAX. ABS. INTENSITY / VOLUME**2: 32.59505466
RIR: 2.154
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
9.68 2.78 9.1334 0 0 3 1
11.49 17.43 7.7015 0 1 2 3
16.06 5.84 5.5179 1 0 4 3
16.49 8.56 5.3763 1 1 0 6
18.79 12.57 4.7229 0 1 5 3
19.16 1.57 4.6332 1 1 3 6
19.34 9.99 4.5903 0 2 1 3
19.44 1.52 4.5667 0 0 6 1
20.14 43.38 4.4084 2 0 2 3
23.10 2.38 3.8507 0 2 4 3
24.67 13.83 3.6085 1 0 7 3
25.10 4.54 3.5483 2 0 5 3
25.52 5.64 3.4910 2 1 1 6
25.59 3.94 3.4806 1 1 6 6
26.14 14.67 3.4089 1 2 2 6
27.75 4.33 3.2145 0 1 8 3
28.51 46.77 3.1306 2 1 4 6
28.76 25.27 3.1040 3 0 0 3
29.34 17.40 3.0445 0 0 9 1
29.82 100.00 2.9962 0 2 7 3
30.18 68.21 2.9614 1 2 5 6
30.41 29.06 2.9389 0 3 3 3
30.41 33.30 2.9389 3 0 3 3
32.45 16.35 2.7590 2 0 8 3
33.33 40.48 2.6882 2 2 0 6
34.11 5.41 2.6286 1 0 10 3
34.26 14.51 2.6172 2 1 7 6
34.79 3.59 2.5788 2 2 3 6
34.89 1.15 2.5713 1 3 1 6
34.95 1.68 2.5672 0 3 6 3
34.95 1.45 2.5672 3 0 6 3
35.37 8.78 2.5380 3 1 2 6
37.21 2.12 2.4167 1 3 4 6
37.37 3.33 2.4063 0 1 11 3
38.11 2.95 2.3615 0 2 10 3
38.54 4.33 2.3363 3 1 5 6
39.25 4.11 2.2951 0 4 2 3
40.94 1.87 2.2042 4 0 4 3
41.55 2.28 2.1735 0 3 9 3
41.55 15.53 2.1735 3 0 9 3
41.78 8.53 2.1621 2 1 10 6
41.91 13.82 2.1557 1 3 7 6
42.17 6.91 2.1427 0 4 5 3
42.84 10.10 2.1108 2 3 2 6
44.05 4.70 2.0557 1 0 13 3
44.42 15.87 2.0395 3 2 4 6
44.56 1.32 2.0332 1 2 11 6
44.99 18.96 2.0151 2 2 9 6
45.32 5.00 2.0009 4 0 7 3
45.57 23.60 1.9904 2 3 5 6
45.74 9.32 1.9836 1 4 3 6
45.74 7.03 1.9836 4 1 3 6
47.21 1.53 1.9254 0 4 8 3
47.34 5.92 1.9201 0 2 13 3
47.47 2.21 1.9153 0 1 14 3
48.55 9.68 1.8752 3 2 7 6
49.02 4.00 1.8581 0 5 1 3
49.38 3.44 1.8454 5 0 2 3
49.56 13.68 1.8393 0 3 12 3
49.56 28.91 1.8393 3 0 12 3
49.93 2.85 1.8267 0 0 15 1
50.34 8.83 1.8126 2 3 8 6
50.47 1.10 1.8083 2 1 13 6
50.59 11.07 1.8042 2 0 14 3
50.80 15.04 1.7972 0 5 4 3
50.93 1.73 1.7929 3 1 11 6
50.96 20.50 1.7921 3 3 0 6
51.51 1.26 1.7741 4 0 10 3
51.85 17.58 1.7634 5 0 5 3
52.00 1.20 1.7586 3 3 3 6
52.94 1.55 1.7296 1 1 15 6
53.58 2.79 1.7105 1 2 14 6
53.78 1.95 1.7045 2 4 4 6
53.91 1.27 1.7008 0 4 11 3
54.46 9.12 1.6848 3 2 10 6
54.48 1.32 1.6843 1 0 16 3
54.57 2.97 1.6818 0 5 7 3
54.79 5.77 1.6755 4 2 5 6
55.34 5.20 1.6602 1 5 2 6
56.77 2.16 1.6216 2 3 11 6
57.33 6.00 1.6072 0 2 16 3
57.41 1.04 1.6051 2 4 7 6
57.62 2.34 1.5997 1 5 5 6
58.08 1.07 1.5882 0 1 17 3
58.64 3.94 1.5743 0 3 15 3
59.89 10.91 1.5444 3 3 9 6
60.07 3.19 1.5403 0 5 10 3
60.08 1.27 1.5399 2 1 16 6
60.17 5.86 1.5380 5 1 7 6
60.51 2.53 1.5301 0 6 3 3
60.51 1.24 1.5301 6 0 3 3
60.58 1.29 1.5285 4 3 1 6
60.82 4.52 1.5231 2 0 17 3
60.89 1.31 1.5214 3 4 2 6
61.04 4.03 1.5180 1 4 12 6
61.04 1.59 1.5180 4 1 12 6
61.36 1.99 1.5109 2 2 15 6
61.72 2.36 1.5029 1 5 8 6
61.84 3.21 1.5004 3 2 13 6
61.94 1.02 1.4981 0 4 14 3
62.13 2.49 1.4940 4 3 4 6
62.26 2.99 1.4911 5 2 0 6
62.75 1.71 1.4807 2 4 10 6
63.05 3.13 1.4744 3 4 5 6
63.18 4.02 1.4716 2 5 3 6
63.18 6.34 1.4716 5 2 3 6
64.58 3.99 1.4431 2 3 14 6
65.50 2.07 1.4251 1 0 19 3
68.22 1.05 1.3747 6 1 5 6
69.70 1.90 1.3492 5 0 14 3
70.30 1.11 1.3391 5 2 9 6
70.46 1.48 1.3364 4 3 10 6
70.47 1.72 1.3362 3 2 16 6
70.58 1.49 1.3344 2 1 19 6
71.15 1.66 1.3252 0 4 17 3
71.22 1.53 1.3241 0 7 2 3
71.22 4.36 1.3241 5 3 2 6
73.62 4.10 1.2867 2 3 17 6
73.69 2.73 1.2857 2 6 2 6
73.83 1.61 1.2836 0 6 12 3
73.83 2.37 1.2836 6 0 12 3
74.65 1.42 1.2715 1 5 14 6
74.82 2.76 1.2690 6 2 4 6
75.48 6.58 1.2595 3 5 7 6
75.48 1.39 1.2595 7 0 7 3
75.66 1.57 1.2569 2 6 5 6
76.26 2.88 1.2485 2 5 12 6
76.26 6.35 1.2485 5 2 12 6
76.88 2.60 1.2400 5 3 8 6
76.88 1.50 1.2400 0 7 8 3
77.37 3.67 1.2334 7 1 0 6
79.48 1.17 1.2058 3 4 14 6
79.69 1.77 1.2032 0 2 22 3
79.72 2.33 1.2028 0 3 21 3
80.21 1.14 1.1967 3 5 10 6
80.23 2.39 1.1965 5 1 16 6
80.33 6.59 1.1953 3 2 19 6
82.14 1.04 1.1734 0 7 11 3
83.25 1.34 1.1606 1 5 17 6
83.73 1.95 1.1551 2 5 15 6
84.41 1.05 1.1476 0 8 4 3
84.81 1.88 1.1432 7 1 9 6
84.81 1.98 1.1432 1 7 9 6
84.95 1.09 1.1417 0 0 24 1
85.08 1.93 1.1402 0 5 19 3
85.23 1.67 1.1386 8 0 5 3
88.62 1.17 1.1036 5 0 20 3
88.97 1.90 1.1002 5 3 14 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.