Wadalite
Mihajlovic T, Lengauer C L, Ntaflos T, Lolitsch U, Tillmanns E
Neues Jahrbuch fur Mineralogie, Abhandlungen 179 (2004) 265-294
Two new minerals, rondorfite, Ca8Mg[SiO4]4Cl2, and almarudite,
K(box,Na)2(Mn,Fe,Mg)2(Be,Al)3[Si12O30], and a study of iron-rich wadalite,
Ca12[(Al8Si4Fe2)O32]C16, from the Bellerberg (Bellberg) volcano, Eifel, Germany
Locality: Bellerberg volcano lava field, 2 km N of Mayen,
Eastern Eifel volcanic area, Eifel, Germany
_database_code_amcsd 0014725
CELL PARAMETERS: 12.0343 12.0343 12.0343 90.000 90.000 90.000
SPACE GROUP: I-43d
X-RAY WAVELENGTH: 1.541838
Cell Volume: 1742.860
Density (g/cm3): 3.096
MAX. ABS. INTENSITY / VOLUME**2: 22.96327708
RIR: 2.415
RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
2-THETA INTENSITY D-SPACING H K L Multiplicity
18.06 16.00 4.9130 2 1 1 12
20.88 2.61 4.2548 2 2 0 12
27.74 10.34 3.2163 3 2 1 24
29.69 40.30 3.0086 4 0 0 6
33.30 100.00 2.6910 4 2 0 24
34.97 6.24 2.5657 3 3 2 12
36.58 44.78 2.4565 4 2 2 12
38.13 9.86 2.3601 5 1 0 24
38.13 3.98 2.3601 4 3 1 24
41.08 15.44 2.1972 5 2 1 24
43.87 2.86 2.0639 5 3 0 24
46.52 5.74 1.9522 5 3 2 24
51.50 2.35 1.7744 6 3 1 24
52.70 10.77 1.7370 4 4 4 4
53.87 3.98 1.7019 7 1 0 24
55.03 25.84 1.6689 6 4 0 24
56.17 1.04 1.6377 6 3 3 12
56.17 4.02 1.6377 5 5 2 12
57.29 30.15 1.6082 6 4 2 24
60.58 1.37 1.5284 7 3 2 24
60.58 2.15 1.5284 6 5 1 24
61.66 7.22 1.5043 8 0 0 6
62.72 6.36 1.4813 7 4 1 24
66.88 3.09 1.3990 7 4 3 24
66.88 2.75 1.3990 7 5 0 24
68.91 2.08 1.3626 7 5 2 24
69.92 5.14 1.3455 8 4 0 24
70.91 1.21 1.3290 9 1 0 24
71.91 9.95 1.3130 8 4 2 24
72.89 1.27 1.2977 6 5 5 12
73.87 4.88 1.2829 6 6 4 12
74.85 1.30 1.2685 9 3 0 24
74.85 1.40 1.2685 7 5 4 24
78.72 1.40 1.2156 8 5 3 24
78.72 2.69 1.2156 9 4 1 24
81.58 1.59 1.1801 10 2 0 24
82.53 1.07 1.1689 9 4 3 24
87.25 4.63 1.1174 10 4 0 24
87.25 5.37 1.1174 8 6 4 24
89.13 4.52 1.0986 10 4 2 24
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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.