Fluornatromicrolite Andrade M B, Atencio D, Menezes L A D, Ellena J The Canadian Mineralogist 49 (2011) 615-621 The crystal structure of a microlite-group mineral with a formula near NaCaTa2O6F from the Morro Redondo mine, Coronel Murta, Minas Gerias, Brazil Locality: Morro Redondo mine, Coronel Murta, Minas Gerias, Brazil _database_code_amcsd 0018462 CELL PARAMETERS: 10.4396 10.4396 10.4396 90.000 90.000 90.000 SPACE GROUP: Fd3m X-RAY WAVELENGTH: 1.541838 Cell Volume: 1137.762 Density (g/cm3): 5.751 MAX. ABS. INTENSITY / VOLUME**2: 198.8762352 RIR: 11.259 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 14.70 75.01 6.0273 1 1 1 8 28.35 47.70 3.1477 3 1 1 24 29.64 100.00 3.0137 2 2 2 8 34.36 31.23 2.6099 4 0 0 6 37.55 8.94 2.3950 3 3 1 24 45.13 7.39 2.0091 5 1 1 24 45.13 7.62 2.0091 3 3 3 8 49.38 42.38 1.8455 4 4 0 12 51.81 14.11 1.7646 5 3 1 48 57.93 6.71 1.5920 5 3 3 24 58.66 37.93 1.5738 6 2 2 24 61.54 9.54 1.5068 4 4 4 8 63.65 3.35 1.4618 7 1 1 24 63.65 5.38 1.4618 5 5 1 24 69.11 7.87 1.3591 7 3 1 48 69.11 2.50 1.3591 5 5 3 24 72.42 5.40 1.3049 8 0 0 6 74.38 1.13 1.2754 7 3 3 24 79.51 3.56 1.2055 7 5 1 48 80.15 13.27 1.1975 6 6 2 24 82.68 11.25 1.1672 8 4 0 24 84.56 2.55 1.1459 7 5 3 48 84.56 1.59 1.1459 9 1 1 24 89.57 3.28 1.0944 9 3 1 48 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.