Labradorite Wenk H R, Joswig W, Tagai T, Korekawa M, Smith B K American Mineralogist 65 (1980) 81-95 The average structure of An 62-66 labradorite Lake County x-ray feldspar _database_code_amcsd 0000759 CELL PARAMETERS: 8.1747 12.8706 7.1014 93.461 116.086 90.514 SPACE GROUP: C-1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 669.302 Density (g/cm3): 2.701 MAX. ABS. INTENSITY / VOLUME**2: 4.706690332 RIR: 0.567 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 13.66 7.60 6.4810 -1 1 0 2 15.23 1.16 5.8179 -1 -1 1 2 18.92 7.48 4.6894 0 -2 1 2 21.99 76.83 4.0414 -2 0 1 2 22.79 15.90 3.9024 1 -1 1 2 23.65 39.87 3.7616 -1 3 0 2 23.68 24.81 3.7568 1 1 1 2 24.50 32.36 3.6341 1 3 0 2 24.58 14.24 3.6211 -1 -3 1 2 25.47 1.47 3.4977 -1 3 1 2 25.67 13.47 3.4707 -1 -1 2 2 26.03 4.44 3.4228 -2 -2 1 2 26.49 25.33 3.3643 -1 1 2 2 27.53 53.14 3.2405 -2 2 0 2 27.80 57.97 3.2093 0 4 0 2 27.87 90.02 3.2017 -2 0 2 2 28.05 100.00 3.1808 0 0 2 2 28.50 42.65 3.1317 2 2 0 2 29.49 24.11 3.0286 1 -3 1 2 30.28 25.08 2.9516 0 -4 1 2 30.46 15.63 2.9349 0 -2 2 2 30.74 11.36 2.9090 -2 -2 2 2 31.58 23.64 2.8331 1 3 1 2 31.79 8.73 2.8146 -1 -3 2 2 33.80 14.06 2.6516 -1 3 2 2 35.25 3.20 2.5463 2 -2 1 2 35.57 5.03 2.5242 1 -1 2 2 35.66 4.44 2.5179 -3 -1 2 2 35.69 29.15 2.5155 -2 -4 1 2 35.76 20.28 2.5110 -2 4 1 2 35.89 1.46 2.5023 -3 1 2 2 36.46 2.23 2.4642 -2 4 0 2 36.62 1.07 2.4538 -1 5 0 2 36.84 3.54 2.4399 2 2 1 2 37.15 4.12 2.4199 -3 1 0 2 37.24 5.30 2.4145 -1 -5 1 2 37.72 3.12 2.3849 3 1 0 2 37.98 3.10 2.3693 2 4 0 2 38.25 2.91 2.3527 -1 5 1 2 39.00 5.84 2.3092 -3 3 1 2 39.50 6.70 2.2813 -3 -3 1 2 39.78 3.20 2.2660 -1 1 3 2 40.00 1.63 2.2542 1 -3 2 2 40.43 4.77 2.2309 1 -5 1 2 40.54 2.39 2.2253 -2 4 2 2 41.37 1.76 2.1824 0 4 2 2 41.81 1.45 2.1603 -3 3 0 2 41.86 2.65 2.1580 -2 2 3 2 42.19 1.21 2.1418 -1 -5 2 2 42.24 9.18 2.1395 0 6 0 2 42.41 12.68 2.1311 2 -4 1 2 43.09 9.04 2.0995 1 5 1 2 43.23 1.83 2.0929 -3 1 3 2 43.34 1.50 2.0878 3 3 0 2 44.83 1.40 2.0217 -1 5 2 2 44.85 2.31 2.0207 -4 0 2 2 45.00 3.43 2.0146 -4 0 1 2 45.23 1.13 2.0049 2 0 2 2 45.39 1.80 1.9983 3 -1 1 2 45.55 2.23 1.9915 -1 3 3 2 45.70 4.85 1.9854 0 6 1 2 46.20 1.94 1.9650 3 1 1 2 46.54 3.21 1.9512 2 -2 2 2 47.13 3.15 1.9284 -4 -2 2 2 47.18 9.54 1.9264 -4 2 2 2 48.40 4.90 1.8808 -2 6 0 2 48.43 1.06 1.8795 -3 5 1 2 48.46 7.63 1.8784 2 2 2 2 49.10 1.53 1.8556 3 -3 1 2 49.31 11.36 1.8479 -4 0 3 2 49.48 1.44 1.8421 -2 4 3 2 49.62 3.57 1.8373 0 -6 2 2 49.71 14.25 1.8341 4 0 0 2 49.74 2.66 1.8330 1 -1 3 2 49.81 2.51 1.8305 0 -4 3 2 50.21 4.90 1.8170 2 6 0 2 50.40 3.11 1.8105 -2 -6 2 2 50.82 8.89 1.7965 1 1 3 2 50.84 2.14 1.7959 -1 7 0 2 51.31 1.04 1.7808 -1 -7 1 2 51.37 1.16 1.7787 3 3 1 2 51.58 22.72 1.7721 -2 0 4 2 52.15 5.67 1.7538 2 -4 2 2 52.31 1.91 1.7488 -2 6 2 2 52.41 1.38 1.7457 -1 7 1 2 52.43 1.14 1.7453 4 2 0 2 52.46 1.78 1.7443 1 5 2 2 52.75 2.99 1.7354 -2 -2 4 2 52.91 1.51 1.7304 1 -3 3 2 53.17 3.34 1.7225 -4 4 1 2 53.29 2.85 1.7192 0 6 2 2 53.47 2.11 1.7137 0 4 3 2 53.55 6.22 1.7114 -4 -4 2 2 53.64 3.56 1.7085 -4 4 2 2 54.26 1.65 1.6905 -4 -4 1 2 54.55 3.91 1.6822 -2 2 4 2 54.90 1.41 1.6725 -3 -5 3 2 55.65 3.32 1.6515 2 4 2 2 56.29 1.23 1.6343 -1 -3 4 2 56.49 1.39 1.6289 -3 -3 4 2 56.66 1.64 1.6244 3 -5 1 2 56.94 1.05 1.6172 -4 -4 3 2 57.15 4.04 1.6119 -3 5 3 2 57.43 2.29 1.6046 0 8 0 2 58.17 1.22 1.5859 4 0 1 2 58.23 1.63 1.5845 -5 1 1 2 58.29 1.45 1.5830 0 -8 1 2 58.81 2.26 1.5702 0 -2 4 2 58.93 1.85 1.5671 -4 -2 4 2 59.63 1.32 1.5504 3 -3 2 2 59.99 1.39 1.5421 2 -2 3 2 60.09 2.94 1.5399 3 5 1 2 60.09 2.09 1.5398 -4 2 4 2 60.12 1.04 1.5391 1 -7 2 2 60.81 1.17 1.5231 -5 -3 2 2 61.02 1.05 1.5185 0 2 4 2 61.21 1.45 1.5143 2 -6 2 2 61.27 1.81 1.5129 -2 4 4 2 62.21 5.21 1.4923 -2 -8 1 2 62.22 5.60 1.4920 -2 8 0 2 62.45 1.36 1.4871 3 3 2 2 62.65 3.79 1.4828 -5 -3 3 2 62.68 5.46 1.4822 -4 6 1 2 62.98 1.31 1.4758 0 -8 2 2 63.14 2.52 1.4726 -5 3 3 2 63.24 1.18 1.4704 -4 -6 2 2 63.37 3.92 1.4677 -4 6 2 2 63.99 6.07 1.4549 0 6 3 2 64.28 3.47 1.4492 2 8 0 2 64.52 3.43 1.4442 2 -4 3 2 65.15 1.05 1.4319 1 -1 4 2 65.37 1.81 1.4276 -5 1 4 2 65.73 1.41 1.4205 -4 6 0 2 65.89 1.09 1.4175 -3 -7 3 2 65.90 1.62 1.4175 2 -8 1 2 65.94 4.01 1.4165 2 6 2 2 66.32 1.78 1.4093 1 1 4 2 67.19 2.42 1.3932 4 4 1 2 67.38 3.15 1.3898 1 9 0 2 67.59 5.46 1.3860 1 -3 4 2 67.75 2.81 1.3832 -4 6 3 2 68.14 3.89 1.3762 -5 -3 4 2 68.31 3.23 1.3731 1 -9 1 2 68.41 1.12 1.3713 5 3 0 2 68.65 2.64 1.3672 2 4 3 2 68.72 2.27 1.3660 4 6 0 2 68.79 4.07 1.3646 -4 0 5 2 69.08 6.82 1.3597 -6 0 2 2 69.53 4.90 1.3519 -1 -9 2 2 69.55 6.68 1.3517 4 0 2 2 69.77 1.79 1.3479 -4 -2 5 2 69.94 2.02 1.3451 2 8 1 2 70.16 3.05 1.3413 -1 1 5 2 70.31 1.09 1.3389 4 -2 2 2 70.49 1.87 1.3359 -5 5 3 2 71.06 1.34 1.3266 -6 -2 2 2 71.09 1.56 1.3261 0 -8 3 2 71.31 1.29 1.3225 0 -6 4 2 71.38 2.79 1.3215 -1 -3 5 2 71.44 1.15 1.3204 3 1 3 2 71.60 1.14 1.3179 -6 2 3 2 72.39 1.13 1.3055 -4 -6 4 2 72.69 1.11 1.3008 3 -3 3 2 72.99 1.71 1.2962 -1 9 2 2 73.02 3.19 1.2957 2 -8 2 2 74.08 1.13 1.2797 -6 0 4 2 74.74 1.30 1.2702 -3 9 1 2 74.81 1.39 1.2691 2 0 4 2 74.88 1.20 1.2681 -4 8 1 2 75.58 2.12 1.2580 -6 4 2 2 75.60 3.71 1.2577 -4 -8 2 2 75.76 3.33 1.2555 -4 8 2 2 76.67 2.29 1.2429 -6 -4 3 2 76.90 1.49 1.2398 -5 -3 5 2 77.25 1.99 1.2350 -4 4 5 2 77.84 1.01 1.2271 -6 4 1 2 78.17 3.59 1.2227 6 0 0 2 78.39 1.20 1.2199 4 4 2 2 78.85 4.00 1.2139 2 8 2 2 79.25 1.98 1.2088 -3 5 5 2 80.56 1.20 1.1925 6 2 0 2 81.92 1.10 1.1760 -4 -6 5 2 82.53 1.57 1.1689 1 -7 4 2 82.61 1.21 1.1679 -1 5 5 2 82.79 1.87 1.1659 -3 9 3 2 83.48 2.64 1.1580 -6 4 0 2 83.79 2.18 1.1544 3 5 3 2 84.42 1.25 1.1474 -5 -7 4 2 84.73 2.16 1.1441 -2 6 5 2 85.43 1.37 1.1364 -1 -9 4 2 86.13 1.38 1.1290 -1 -11 2 2 86.24 2.26 1.1278 6 4 0 2 86.29 1.37 1.1273 -3 -9 4 2 87.72 1.01 1.1126 -4 8 4 2 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.