Holtstamite
Halenius U, Haussermann U, Harryson H
European Journal of Mineralogy 17 (2005) 375-382
Holtstamite, Ca3(Al,Mn3+)2(SiO4)3-x(H4O4)x, a new tetragonal hydrogarnet
from Wessels Mine, South Africa
Locality: Wessels Mine, South Africa
_database_code_amcsd 0007101
CELL PARAMETERS: 12.3370 12.3370 11.9300 90.000 90.000 90.000
SPACE GROUP: I4_1/acd
X-RAY WAVELENGTH: 1.541838
Cell Volume: 1815.765
Density (g/cm3): 3.315
MAX. ABS. INTENSITY / VOLUME**2: 8.029113763
RIR: 0.789
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
14.36 15.60 6.1685 2 0 0 4
17.71 1.07 5.0077 2 1 1 16
18.02 21.84 4.9239 1 1 2 8
20.36 25.09 4.3618 2 2 0 4
20.71 13.00 4.2880 2 0 2 8
27.31 22.67 3.2650 3 1 2 16
28.95 59.23 3.0842 4 0 0 4
29.96 63.83 2.9825 0 0 4 2
30.81 1.28 2.9023 4 1 1 16
32.46 48.38 2.7586 4 2 0 8
32.69 100.00 2.7397 4 0 2 8
33.37 51.51 2.6851 2 0 4 8
34.31 2.48 2.6138 3 3 2 8
34.58 12.39 2.5937 3 2 3 16
35.86 75.58 2.5038 4 2 2 16
36.50 17.56 2.4620 2 2 4 8
37.21 20.46 2.4163 4 3 1 16
37.62 6.58 2.3909 4 1 3 16
37.97 9.31 2.3694 3 1 4 16
40.08 15.79 2.2498 5 2 1 16
40.22 26.23 2.2421 5 1 2 16
41.22 14.01 2.1900 2 1 5 16
45.36 21.24 1.9995 6 1 1 16
45.49 19.50 1.9941 5 3 2 16
45.70 14.18 1.9851 5 2 3 16
46.39 3.67 1.9571 3 2 5 16
46.56 14.78 1.9507 6 2 0 8
46.86 12.53 1.9386 1 1 6 8
48.08 7.30 1.8924 2 0 6 8
48.82 1.22 1.8655 4 1 5 16
51.94 15.50 1.7604 4 4 4 8
52.80 3.69 1.7339 5 4 3 16
53.57 18.04 1.7108 6 4 0 8
54.18 15.49 1.6929 6 0 4 8
54.82 2.84 1.6746 5 5 2 8
54.94 25.43 1.6712 4 0 6 8
55.62 2.50 1.6525 5 2 5 16
55.91 49.91 1.6445 6 4 2 16
56.03 2.37 1.6413 3 3 6 8
56.36 36.64 1.6325 6 2 4 16
57.10 46.44 1.6130 4 2 6 16
58.98 1.03 1.5659 6 5 1 16
59.99 14.98 1.5421 8 0 0 4
60.24 2.95 1.5362 5 1 6 16
61.05 2.34 1.5178 7 4 1 16
62.26 9.56 1.4913 0 0 8 2
62.60 1.42 1.4840 6 4 4 16
64.18 3.13 1.4511 8 2 2 16
66.23 1.43 1.4111 2 2 8 8
67.96 9.77 1.3793 8 4 0 8
68.50 12.58 1.3698 8 0 4 8
69.22 1.36 1.3572 8 3 3 16
70.01 11.91 1.3439 8 4 2 16
70.09 6.92 1.3426 4 0 8 8
70.41 5.98 1.3373 8 2 4 16
70.96 1.82 1.3282 9 1 2 16
71.98 5.65 1.3118 4 2 8 16
72.01 1.37 1.3114 5 5 6 8
72.30 5.26 1.3069 6 6 4 8
72.95 15.44 1.2968 6 4 6 16
73.23 1.09 1.2925 7 5 4 16
73.53 2.80 1.2881 8 1 5 16
74.71 1.08 1.2706 9 3 2 16
76.02 2.81 1.2519 8 4 4 16
77.23 2.81 1.2353 8 3 5 16
78.46 1.26 1.2189 5 3 8 16
79.00 2.03 1.2120 4 1 9 16
83.03 1.46 1.1632 7 5 6 16
83.43 1.14 1.1585 6 5 7 16
84.60 2.37 1.1455 10 4 0 8
85.10 3.24 1.1400 10 0 4 8
85.10 3.73 1.1400 8 6 4 16
85.72 4.62 1.1333 8 4 6 16
86.52 13.70 1.1249 10 4 2 16
86.59 5.27 1.1241 6 4 8 16
86.89 5.94 1.1210 10 2 4 16
87.57 1.41 1.1141 8 7 3 16
87.71 4.53 1.1127 4 0 10 8
89.50 7.14 1.0950 4 2 10 16
89.98 4.36 1.0904 8 8 0 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.