Stibiocolumbite Zubkova N V, Pushcharovsky D Y, Giester G, Smolin A S, Tillmanns E, Brandstatter F, Hammer V, Peretyazhko I S, Sapozhnikov A N, Kashaev A A Neues Jahrbuch fur Mineralogie, Monatshefte 2002 (2002) 145-159 Bismutocolumbite, Bi(Nb.79Ta.21)O4, stibiocolumbite, Sb(Nb.67Ta.33)O4 and their structural relation to the other ABO4 minerals with stibiotantalite (SbTaO4) structure Locality: Mesa Grande, California, USA _database_code_amcsd 0014919 CELL PARAMETERS: 5.5570 4.9320 11.8080 90.000 90.000 90.000 SPACE GROUP: Pna2_1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 323.623 Density (g/cm3): 6.929 MAX. ABS. INTENSITY / VOLUME**2: 234.6531167 RIR: 11.027 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 15.01 4.66 5.9040 0 0 2 1 19.51 6.84 4.5510 0 1 1 2 25.30 31.40 3.5209 1 1 1 4 28.53 100.00 3.1283 1 1 2 4 29.02 3.20 3.0764 0 1 3 2 30.28 27.67 2.9520 0 0 4 1 32.22 6.21 2.7785 2 0 0 2 33.12 13.23 2.7046 2 0 1 2 33.29 9.50 2.6915 1 1 3 4 35.71 3.26 2.5140 2 0 2 2 36.43 10.59 2.4660 0 2 0 2 39.71 5.21 2.2699 2 0 3 2 40.26 1.18 2.2398 2 1 2 4 40.75 2.26 2.2140 1 2 1 4 43.91 1.14 2.0620 2 1 3 4 44.79 6.34 2.0233 2 0 4 2 45.61 5.69 1.9889 1 1 5 4 46.42 2.71 1.9560 1 2 3 4 48.08 14.60 1.8925 0 2 4 2 49.42 2.95 1.8444 2 2 0 4 50.06 11.65 1.8223 2 2 1 4 50.73 4.96 1.7994 2 0 5 2 51.94 1.80 1.7605 2 2 2 4 52.72 19.04 1.7363 1 1 6 4 52.79 6.34 1.7341 3 1 0 4 53.40 6.97 1.7157 3 1 1 4 54.98 9.65 1.6701 2 2 3 4 56.43 1.60 1.6305 1 2 5 4 56.52 1.42 1.6283 0 3 1 2 57.38 1.28 1.6060 2 0 6 2 58.13 4.94 1.5869 3 1 3 4 59.06 2.99 1.5642 2 2 4 4 59.12 1.80 1.5626 1 3 1 4 60.34 2.64 1.5341 1 1 7 4 60.82 8.17 1.5231 1 3 2 4 62.08 5.80 1.4952 3 1 4 4 62.97 3.09 1.4760 0 0 8 1 63.28 1.13 1.4695 3 2 1 4 63.58 2.78 1.4634 1 3 3 4 64.06 4.25 1.4536 2 2 5 4 64.64 3.31 1.4419 2 0 7 2 66.56 1.28 1.4048 2 3 1 4 66.95 3.34 1.3977 3 1 5 4 69.51 4.47 1.3523 4 0 2 2 72.03 1.24 1.3112 1 3 5 4 72.52 1.04 1.3035 2 0 8 2 74.99 3.95 1.2665 0 2 8 2 76.54 2.00 1.2448 2 2 7 4 77.60 3.07 1.2304 1 3 6 4 78.16 1.76 1.2230 3 3 1 4 79.22 1.86 1.2091 3 1 7 4 80.15 1.32 1.1975 1 4 1 4 81.05 1.15 1.1864 2 0 9 2 81.11 4.14 1.1857 4 2 2 4 82.12 1.70 1.1736 3 3 3 4 83.97 1.16 1.1524 2 2 8 4 85.31 1.66 1.1377 0 4 4 2 85.56 1.85 1.1350 3 3 4 4 85.57 2.40 1.1350 4 0 6 2 86.55 3.78 1.1246 1 1 10 4 86.61 2.36 1.1240 3 1 8 4 86.81 1.42 1.1219 2 4 1 4 89.96 1.39 1.0906 3 3 5 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.