Piemontite
Bonazzi P, Garbarino C, Menchetti S
European Journal of Mineralogy 4 (1992) 23-33
Crystal chemistry of piemontites: REE-bearing
piemontite from Monte Brugiana, Alpi Apuane, Italy
Sample: BR1C
Locality: Monte Brugiana, Alpi Apuane, Italy
_database_code_amcsd 0006435
CELL PARAMETERS: 8.8810 5.6830 10.1500 90.000 114.990 90.000
SPACE GROUP: P2_1/m
X-RAY WAVELENGTH: 1.541838
Cell Volume: 464.319
Density (g/cm3): 3.723
MAX. ABS. INTENSITY / VOLUME**2: 11.51421847
RIR: 1.007
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
9.61 7.71 9.1998 0 0 1 2
10.99 1.59 8.0496 1 0 0 2
11.14 2.90 7.9458 -1 0 1 2
17.44 3.01 5.0861 1 0 1 2
17.71 23.08 5.0078 -1 0 2 2
18.35 7.15 4.8349 0 1 1 4
19.12 3.17 4.6426 1 1 0 4
19.30 8.78 4.5999 0 0 2 2
22.09 2.71 4.0248 2 0 0 2
22.38 14.47 3.9729 -2 0 2 2
23.47 3.02 3.7899 1 1 1 4
23.68 1.66 3.7572 -1 1 2 4
24.90 1.55 3.5754 0 1 2 4
25.46 37.01 3.4987 -2 1 1 4
26.06 6.93 3.4197 1 0 2 2
27.15 2.93 3.2845 2 1 0 4
27.39 1.43 3.2561 -2 1 2 4
27.69 15.46 3.2213 2 0 1 2
29.12 1.91 3.0666 0 0 3 2
30.67 26.47 2.9148 -3 0 2 2
30.78 100.00 2.9049 -1 1 3 4
31.48 32.98 2.8415 0 2 0 2
31.93 14.36 2.8024 2 1 1 4
33.20 30.32 2.6988 0 1 3 4
33.39 16.42 2.6832 3 0 0 2
33.44 32.53 2.6795 1 2 0 4
33.84 2.64 2.6486 -3 0 3 2
34.44 46.14 2.6042 -3 1 1 4
34.58 2.05 2.5935 -3 1 2 4
35.29 22.91 2.5430 2 0 2 2
35.79 7.22 2.5091 -1 0 4 2
36.35 13.95 2.4714 -1 2 2 4
37.19 15.25 2.4174 0 2 2 4
37.46 19.81 2.4007 -3 1 3 4
37.58 4.53 2.3933 -2 2 1 4
38.94 2.79 2.3127 1 1 3 4
38.97 17.72 2.3112 -2 2 2 4
39.25 2.50 2.2953 -1 1 4 4
39.32 3.06 2.2914 -2 1 4 4
39.38 4.14 2.2880 -3 0 4 2
41.31 3.81 2.1855 1 2 2 4
41.52 5.35 2.1750 -1 2 3 4
41.70 16.79 2.1662 -4 0 1 2
41.98 1.22 2.1521 3 1 1 4
42.03 3.67 2.1499 -4 0 3 2
42.40 4.59 2.1320 0 1 4 4
42.42 20.04 2.1309 2 2 1 4
42.75 19.20 2.1154 -2 2 3 4
43.42 12.33 2.0843 0 2 3 4
44.04 8.58 2.0562 2 0 3 2
44.41 1.70 2.0398 -3 2 1 4
44.53 1.42 2.0347 -3 2 2 4
44.67 1.53 2.0285 -2 0 5 2
45.05 3.80 2.0124 4 0 0 2
46.59 1.62 1.9494 -3 0 5 2
47.00 2.49 1.9335 2 1 3 4
48.01 9.25 1.8950 2 2 2 4
48.14 1.33 1.8903 1 2 3 4
48.25 6.51 1.8862 1 1 4 4
48.40 3.25 1.8808 -1 2 4 4
48.46 15.44 1.8786 -2 2 4 4
48.66 3.46 1.8713 3 1 2 4
49.43 1.66 1.8440 1 3 0 4
50.73 1.02 1.7996 3 2 1 4
51.09 4.57 1.7877 0 2 4 4
51.62 5.47 1.7705 -5 0 2 2
52.30 5.09 1.7494 -4 2 2 4
52.52 4.73 1.7424 -2 3 1 4
53.17 1.61 1.7227 -4 2 1 4
53.60 2.51 1.7098 2 0 4 2
53.86 7.66 1.7023 -4 1 5 4
54.27 2.13 1.6904 -5 1 2 4
54.28 3.25 1.6899 -2 0 6 2
55.01 1.44 1.6693 -3 0 6 2
55.62 11.65 1.6525 -1 3 3 4
55.75 1.22 1.6488 1 0 5 2
55.99 4.75 1.6423 4 2 0 4
56.06 8.53 1.6405 -5 1 1 4
56.12 11.98 1.6388 -1 0 6 2
56.18 2.69 1.6373 2 1 4 4
56.26 7.48 1.6352 1 2 4 4
56.34 2.33 1.6329 2 3 1 4
56.53 19.82 1.6281 -4 2 4 4
56.56 2.09 1.6273 -5 1 4 4
56.62 7.83 1.6255 3 2 2 4
56.84 1.59 1.6198 -2 1 6 4
57.15 4.96 1.6116 0 3 3 4
57.22 1.27 1.6099 5 0 0 2
57.97 10.17 1.5908 -3 3 1 4
58.07 1.16 1.5884 -3 3 2 4
58.24 10.53 1.5842 -4 0 6 2
58.27 7.15 1.5835 1 1 5 4
59.67 6.70 1.5496 4 1 2 4
59.70 2.57 1.5490 5 1 0 4
60.04 3.12 1.5408 -3 3 3 4
61.35 1.43 1.5110 -4 2 5 4
63.39 1.74 1.4673 -5 2 1 4
63.42 1.08 1.4667 3 0 4 2
63.50 1.95 1.4650 2 2 4 4
63.85 8.43 1.4578 -5 2 4 4
63.87 4.53 1.4574 -6 0 4 2
64.12 6.50 1.4524 -2 2 6 4
64.77 5.18 1.4393 -3 2 6 4
65.33 1.75 1.4283 4 0 3 2
65.72 20.58 1.4208 0 4 0 2
66.20 1.49 1.4117 -6 1 4 4
66.23 5.09 1.4111 2 1 5 4
66.75 1.39 1.4014 -3 1 7 4
66.76 12.32 1.4012 4 2 2 4
66.79 1.10 1.4007 5 2 0 4
66.95 1.43 1.3977 -2 1 7 4
68.19 2.56 1.3752 1 3 4 4
68.28 1.44 1.3737 -6 1 1 4
68.82 1.58 1.3641 -4 1 7 4
69.54 1.85 1.3519 5 0 2 2
69.68 3.64 1.3494 0 2 6 4
72.61 3.98 1.3021 -6 2 2 4
72.75 1.37 1.2999 2 4 1 4
72.82 2.25 1.2989 -5 2 6 4
72.82 2.56 1.2988 -4 3 5 4
72.95 3.37 1.2968 -6 2 4 4
73.17 1.12 1.2935 -5 3 2 4
73.72 1.36 1.2852 3 0 5 2
74.04 1.17 1.2805 0 1 7 4
74.26 3.11 1.2771 -3 4 2 4
74.33 3.74 1.2762 4 2 3 4
74.65 1.70 1.2715 4 0 4 2
74.70 4.25 1.2708 -5 3 1 4
74.80 1.09 1.2693 2 3 4 4
74.84 1.99 1.2687 -3 0 8 2
74.95 2.40 1.2671 -6 2 1 4
75.63 2.96 1.2573 -6 2 5 4
75.76 2.27 1.2556 3 4 0 4
76.61 3.11 1.2437 1 3 5 4
76.86 4.69 1.2403 2 4 2 4
77.15 1.24 1.2363 -1 4 4 4
77.84 2.43 1.2271 4 3 2 4
77.87 1.09 1.2267 5 3 0 4
78.91 1.36 1.2132 6 2 0 4
79.38 2.35 1.2071 -6 1 7 4
79.39 1.46 1.2070 -3 4 4 4
80.52 2.55 1.1928 0 2 7 4
80.92 2.26 1.1880 -4 4 1 4
82.53 1.32 1.1689 2 4 3 4
83.76 2.42 1.1548 2 3 5 4
84.74 1.49 1.1440 -6 0 8 2
86.31 1.32 1.1271 0 1 8 4
86.31 2.07 1.1271 7 1 0 4
87.47 1.20 1.1151 -1 2 8 4
87.67 2.60 1.1131 -7 1 7 4
87.83 2.07 1.1115 -5 2 8 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.