Cuspidine Piotrowski A, Kahlenberg V, Fischer R X American Mineralogist 85 (1999) 1534-1539 Na2Ca2(P2O7)F2, the first diphosphate of the cuspidine family Sample: split position O1 _database_code_amcsd 0002594 CELL PARAMETERS: 10.8730 10.5516 7.4287 90.000 109.740 90.000 SPACE GROUP: P2_1/n X-RAY WAVELENGTH: 1.541838 Cell Volume: 802.193 Density (g/cm3): 2.800 MAX. ABS. INTENSITY / VOLUME**2: 11.11367112 RIR: 1.292 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 12.05 1.29 7.3463 1 1 0 4 15.20 3.15 5.8286 0 1 1 4 15.23 5.46 5.8179 -1 1 1 4 16.80 4.31 5.2758 0 2 0 2 17.61 3.27 5.0353 1 0 1 2 18.92 5.14 4.6894 1 2 0 4 19.28 5.32 4.6042 2 1 0 4 19.53 5.07 4.5443 1 1 1 4 21.10 3.20 4.2115 0 2 1 4 24.23 1.79 3.6731 2 2 0 4 24.44 2.48 3.6425 1 2 1 4 24.49 3.47 3.6347 -2 2 1 4 24.88 5.07 3.5791 -3 0 1 2 25.48 2.13 3.4961 0 0 2 2 25.55 2.30 3.4869 -2 0 2 2 26.80 9.65 3.3262 1 3 0 4 26.86 4.93 3.3187 0 1 2 4 26.93 4.87 3.3108 -2 1 2 4 27.48 24.57 3.2459 3 1 0 4 28.41 5.25 3.1421 0 3 1 4 29.41 100.00 3.0371 -1 2 2 4 30.17 2.93 2.9618 -3 2 1 4 30.68 14.18 2.9143 0 2 2 4 30.74 14.42 2.9090 -2 2 2 4 30.85 23.97 2.8985 2 3 0 4 31.22 50.19 2.8647 3 2 0 4 33.98 2.96 2.6381 3 1 1 4 35.07 8.51 2.5585 4 0 0 2 35.13 6.26 2.5544 1 4 0 4 35.66 3.93 2.5176 2 0 2 2 35.81 3.96 2.5074 -4 0 2 2 36.23 3.13 2.4795 0 3 2 4 36.28 2.99 2.4763 -2 3 2 4 36.70 4.28 2.4489 2 1 2 4 36.70 3.70 2.4488 3 3 0 4 36.85 4.07 2.4394 -4 1 2 4 39.13 6.41 2.3021 4 2 0 4 39.39 4.59 2.2877 1 3 2 4 39.48 4.43 2.2825 -3 3 2 4 42.01 2.21 2.1507 -1 4 2 4 42.59 1.04 2.1226 1 0 3 2 43.80 3.38 2.0668 1 5 0 4 44.24 8.09 2.0472 2 3 2 4 44.37 8.07 2.0417 -4 3 2 4 45.12 9.56 2.0094 5 1 0 4 45.72 2.48 1.9844 1 4 2 4 45.80 2.54 1.9810 -3 4 2 4 46.25 1.54 1.9631 -4 2 3 4 46.32 4.16 1.9600 3 2 2 4 46.49 4.10 1.9535 -5 2 2 4 49.05 24.79 1.8572 -2 0 4 2 50.08 11.83 1.8213 2 4 2 4 50.20 11.46 1.8174 -4 4 2 4 50.52 1.51 1.8067 0 5 2 4 50.56 1.45 1.8054 -2 5 2 4 50.88 1.40 1.7947 3 5 0 4 51.63 2.19 1.7703 4 1 2 4 51.82 2.15 1.7644 -6 1 2 4 52.98 12.10 1.7283 1 5 2 4 53.06 12.30 1.7261 -3 5 2 4 54.50 3.35 1.6838 6 1 0 4 55.08 1.00 1.6672 2 3 3 4 55.71 1.08 1.6501 -4 4 3 4 56.94 1.10 1.6171 5 4 0 4 57.04 1.62 1.6147 1 1 4 4 57.25 1.55 1.6093 -5 1 4 4 57.63 2.54 1.5994 4 3 2 4 57.81 2.56 1.5950 -6 3 2 4 59.01 2.40 1.5654 0 3 4 4 59.14 2.40 1.5621 -4 3 4 4 59.20 4.27 1.5608 1 2 4 4 59.40 4.03 1.5559 -5 2 4 4 60.25 3.91 1.5359 5 1 2 4 60.46 3.73 1.5313 -7 1 2 4 62.26 2.93 1.4913 1 7 0 4 63.30 2.46 1.4693 5 5 0 4 64.27 2.77 1.4493 4 6 0 4 64.44 6.70 1.4459 2 7 0 4 66.35 2.00 1.4089 7 2 0 4 67.11 1.07 1.3948 -5 0 5 2 68.68 2.10 1.3666 3 1 4 4 69.00 2.10 1.3611 -7 1 4 4 69.58 1.10 1.3511 6 1 2 4 69.80 1.08 1.3474 -8 1 2 4 70.61 1.71 1.3339 5 6 0 4 71.70 1.12 1.3164 1 1 5 4 79.52 1.62 1.2054 -3 2 6 4 83.78 1.75 1.1545 4 7 2 4 83.93 1.69 1.1529 -6 7 2 4 84.10 1.49 1.1510 8 4 0 4 84.96 1.49 1.1416 0 7 4 4 85.08 1.49 1.1403 -4 7 4 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.