Gunterblassite Rastvetaeva R K, Aksenov S M, Chukanov N V Doklady Chemistry 442 (2012) 57-62 Crystal structure of gunterblassite, a new mineral with a triple tetrahedral layer Locality: Rother Kopf mountain, Eifel volcanic field, Germany Note: tetrahedral sites, Si8.83 Al3.06, but occupancies were not reported _database_code_amcsd 0018694 CELL PARAMETERS: 6.5380 6.9750 37.2600 90.000 90.000 90.000 SPACE GROUP: Pnm2_1 X-RAY WAVELENGTH: 1.541838 Cell Volume: 1699.151 Density (g/cm3): 2.192 MAX. ABS. INTENSITY / VOLUME**2: 2.849898613 RIR: 0.423 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 4.74 98.94 18.6300 0 0 2 1 9.49 61.19 9.3150 0 0 4 1 12.91 91.07 6.8559 0 1 1 2 13.54 89.37 6.5380 1 0 0 2 13.75 46.92 6.4396 1 0 1 2 14.26 88.62 6.2100 0 0 6 1 14.36 16.71 6.1691 1 0 2 2 14.57 34.06 6.0816 0 1 3 2 15.32 4.90 5.7854 1 0 3 2 16.57 33.13 5.3514 1 0 4 2 17.41 12.13 5.0924 0 1 5 2 18.05 16.62 4.9146 1 0 5 2 18.60 41.81 4.7701 1 1 0 4 18.75 2.81 4.7315 1 1 1 4 19.06 13.26 4.6575 0 0 8 1 19.21 11.44 4.6210 1 1 2 4 19.72 11.25 4.5026 1 0 6 2 19.94 4.57 4.4530 1 1 3 4 20.92 4.79 4.2458 1 1 4 4 20.99 12.01 4.2315 0 1 7 2 21.53 5.48 4.1278 1 0 7 2 22.13 30.24 4.0175 1 1 5 4 23.45 1.35 3.7934 1 0 8 2 23.52 6.54 3.7829 1 1 6 4 23.88 19.39 3.7260 0 0 10 1 25.01 12.62 3.5601 0 1 9 2 25.07 5.60 3.5524 1 1 7 4 25.47 4.84 3.4977 1 0 9 2 25.54 8.07 3.4875 0 2 0 2 25.99 5.08 3.4280 0 2 2 2 26.75 13.02 3.3324 1 1 8 4 27.31 7.57 3.2661 0 2 4 2 27.39 19.07 3.2565 2 0 1 2 27.55 35.83 3.2372 1 0 10 2 27.71 12.02 3.2198 2 0 2 2 28.23 4.06 3.1613 2 0 3 2 28.55 16.66 3.1266 1 1 9 4 28.75 10.32 3.1050 0 0 12 1 28.95 9.62 3.0846 2 0 4 2 29.02 8.30 3.0771 1 2 0 4 29.12 100.00 3.0667 1 2 1 4 29.31 17.90 3.0470 0 1 11 2 29.37 8.13 3.0408 0 2 6 2 29.42 16.66 3.0360 1 2 2 4 29.70 64.43 3.0076 1 0 11 2 29.85 16.38 2.9936 2 0 5 2 29.92 30.42 2.9868 1 2 3 4 30.19 4.07 2.9600 2 1 0 4 30.29 36.22 2.9507 2 1 1 4 30.44 17.75 2.9364 1 1 10 4 30.58 6.62 2.9234 2 1 2 4 30.60 35.04 2.9218 1 2 4 4 30.91 24.89 2.8927 2 0 6 2 31.06 3.10 2.8794 2 1 3 4 31.45 97.01 2.8442 1 2 5 4 31.72 11.36 2.8210 2 1 4 4 31.91 8.59 2.8048 1 0 12 2 32.13 3.88 2.7856 2 0 7 2 32.42 82.83 2.7618 1 1 11 4 32.47 48.29 2.7572 1 2 6 4 32.55 17.86 2.7510 2 1 5 4 33.54 14.71 2.6720 2 1 6 4 33.81 4.63 2.6511 0 1 13 2 34.16 2.98 2.6250 1 0 13 2 34.47 5.08 2.6023 1 1 12 4 34.68 1.40 2.5869 2 1 7 4 35.25 4.80 2.5462 0 2 10 2 35.95 2.86 2.4982 2 1 8 4 36.45 8.20 2.4650 1 0 14 2 37.72 3.90 2.3850 2 2 0 4 37.92 3.55 2.3726 1 2 10 4 38.04 8.51 2.3657 2 2 2 4 38.26 1.88 2.3522 2 0 11 2 38.43 2.17 2.3422 2 2 3 4 38.47 3.24 2.3400 0 1 15 2 38.66 3.17 2.3287 0 0 16 1 38.74 4.14 2.3241 1 1 14 4 38.78 2.01 2.3221 1 0 15 2 38.81 1.10 2.3205 0 3 1 2 38.86 1.55 2.3177 2 1 10 4 38.98 11.56 2.3105 2 2 4 4 39.57 6.97 2.2776 1 2 11 4 39.68 3.23 2.2715 2 2 5 4 40.47 1.34 2.2289 2 1 11 4 40.52 2.52 2.2265 2 2 6 4 41.15 11.05 2.1937 1 0 16 2 41.21 5.22 2.1906 1 3 0 4 41.31 4.37 2.1856 1 2 12 4 41.43 2.79 2.1793 3 0 0 2 41.49 4.60 2.1765 2 2 7 4 41.51 2.40 2.1756 1 3 2 4 41.51 4.27 2.1756 3 0 1 2 41.73 1.91 2.1646 3 0 2 2 41.92 1.03 2.1551 2 0 13 2 42.10 2.97 2.1465 3 0 3 2 42.18 2.74 2.1425 2 1 12 4 42.39 2.31 2.1324 1 3 4 4 42.43 1.21 2.1306 0 3 7 2 42.59 4.44 2.1229 2 2 8 4 42.74 2.46 2.1157 0 2 14 2 43.13 4.27 2.0973 1 2 13 4 43.23 4.88 2.0927 1 1 16 4 43.51 4.21 2.0802 3 1 0 4 43.58 3.31 2.0769 3 1 1 4 43.73 3.75 2.0700 0 0 18 1 43.79 1.08 2.0673 3 1 2 4 43.81 2.38 2.0666 2 2 9 4 43.87 1.06 2.0639 2 0 14 2 43.97 1.53 2.0591 2 1 13 4 44.04 3.42 2.0564 3 0 6 2 44.14 1.84 2.0516 3 1 3 4 44.63 1.87 2.0302 3 1 4 4 44.70 1.27 2.0272 0 3 9 2 44.95 2.90 2.0168 3 0 7 2 45.14 1.34 2.0088 2 2 10 4 45.77 1.83 1.9823 1 3 8 4 46.01 6.47 1.9724 3 1 6 4 46.57 20.56 1.9501 2 2 11 4 46.91 1.39 1.9367 0 2 16 2 46.93 1.10 1.9363 1 3 9 4 47.13 3.29 1.9285 3 0 9 2 47.80 5.41 1.9028 2 1 15 4 48.02 1.59 1.8947 2 3 0 4 48.11 2.23 1.8914 2 2 12 4 48.20 1.70 1.8879 0 1 19 2 48.28 2.12 1.8849 2 3 2 4 48.39 6.86 1.8812 3 0 10 2 48.46 1.57 1.8784 1 0 19 2 48.89 2.25 1.8630 0 0 20 1 49.06 1.08 1.8569 1 2 16 4 49.07 3.09 1.8567 2 3 4 4 49.31 7.56 1.8482 3 2 0 4 49.37 1.16 1.8459 3 2 1 4 49.57 1.35 1.8391 3 2 2 4 49.65 2.12 1.8362 2 3 5 4 49.75 5.49 1.8328 3 0 11 2 50.23 1.25 1.8163 3 1 10 4 50.31 3.05 1.8138 1 1 19 4 50.35 8.04 1.8122 2 3 6 4 51.17 2.16 1.7852 1 2 17 4 51.18 1.59 1.7850 2 3 7 4 51.21 2.62 1.7838 3 0 12 2 51.60 2.12 1.7714 3 2 6 4 51.91 4.73 1.7615 2 1 17 4 52.31 1.20 1.7489 2 0 18 2 52.48 31.88 1.7437 0 4 0 2 52.77 4.28 1.7348 3 0 13 2 52.99 1.90 1.7282 3 1 12 4 53.27 1.25 1.7195 0 1 21 2 53.33 1.31 1.7179 3 2 8 4 53.34 3.45 1.7175 1 2 18 4 53.51 3.58 1.7124 1 0 21 2 54.02 2.56 1.6975 0 3 15 2 54.15 10.48 1.6936 0 0 22 1 54.23 2.59 1.6914 1 3 14 4 54.32 5.24 1.6889 2 3 10 4 54.36 1.04 1.6876 3 2 9 4 54.46 1.88 1.6849 1 4 0 4 55.12 13.07 1.6662 2 2 16 4 55.24 1.38 1.6630 1 1 21 4 55.42 1.30 1.6580 1 4 4 4 55.58 2.52 1.6536 2 3 11 4 55.97 3.82 1.6430 1 3 15 4 56.14 7.90 1.6382 3 0 15 2 56.28 1.52 1.6345 4 0 0 2 56.34 1.59 1.6329 4 0 1 2 56.89 1.71 1.6186 2 0 20 2 57.22 1.46 1.6099 4 0 4 2 57.77 2.10 1.5960 1 1 22 4 57.78 2.82 1.5956 1 3 16 4 57.81 2.47 1.5948 0 3 17 2 57.81 1.06 1.5948 3 1 15 4 57.86 2.40 1.5937 1 2 20 4 58.00 14.10 1.5900 3 3 0 4 58.06 1.20 1.5886 3 3 1 4 58.38 1.11 1.5807 4 0 6 2 58.43 2.20 1.5794 0 4 10 2 58.87 2.23 1.5687 4 1 4 4 59.39 3.56 1.5563 4 1 5 4 59.55 2.22 1.5525 0 0 24 1 59.59 3.06 1.5514 3 1 16 4 59.68 1.52 1.5494 1 3 17 4 59.85 6.00 1.5454 3 0 17 2 59.93 1.78 1.5435 2 3 14 4 60.01 3.05 1.5416 4 1 6 4 60.20 1.18 1.5372 2 4 1 4 60.21 3.83 1.5371 1 2 21 4 60.29 1.02 1.5352 1 4 10 4 60.34 1.09 1.5340 1 1 23 4 60.37 1.58 1.5333 2 4 2 4 60.87 3.26 1.5218 2 1 21 4 60.94 1.75 1.5204 0 4 12 2 61.04 2.96 1.5180 2 4 4 4 61.47 8.47 1.5085 1 4 11 4 61.55 2.68 1.5068 2 4 5 4 62.16 3.88 1.4934 2 4 6 4 62.65 1.34 1.4828 3 2 15 4 62.84 1.50 1.4788 4 2 1 4 63.16 1.89 1.4721 4 0 11 2 63.28 5.80 1.4697 2 3 16 4 63.35 1.90 1.4682 2 2 20 4 63.63 1.49 1.4624 3 3 10 4 63.87 1.92 1.4575 0 1 25 2 64.15 1.64 1.4517 4 2 5 4 64.35 1.94 1.4477 3 2 16 4 64.77 1.16 1.4393 3 3 11 4 65.07 1.10 1.4334 2 3 17 4 65.58 1.01 1.4236 1 4 14 4 65.63 1.58 1.4226 1 1 25 4 65.85 1.21 1.4183 0 2 24 2 66.26 1.57 1.4105 4 2 8 4 66.78 3.47 1.4008 2 4 11 4 67.17 2.06 1.3936 4 2 9 4 67.21 1.17 1.3928 4 0 14 2 67.87 1.99 1.3809 2 2 22 4 68.18 4.71 1.3755 4 2 10 4 69.28 12.02 1.3562 4 2 11 4 69.44 1.00 1.3534 3 4 3 4 70.28 2.05 1.3394 3 4 5 4 70.48 1.02 1.3360 4 2 12 4 71.71 1.10 1.3161 4 3 5 4 71.89 1.07 1.3134 3 1 22 4 71.90 1.69 1.3131 3 3 16 4 72.28 1.06 1.3072 4 3 6 4 72.67 1.06 1.3011 2 2 24 4 72.80 3.34 1.2991 1 2 26 4 73.17 1.00 1.2935 4 2 14 4 73.17 1.22 1.2934 3 4 9 4 73.41 1.36 1.2899 0 5 11 2 73.41 1.01 1.2899 2 1 26 4 73.91 3.61 1.2823 2 5 1 4 73.99 1.54 1.2811 1 5 10 4 74.10 1.61 1.2795 5 0 6 2 74.14 2.04 1.2788 3 4 10 4 74.53 1.16 1.2731 5 1 4 4 74.66 1.16 1.2714 2 0 27 2 75.06 7.86 1.2655 1 5 11 4 75.13 2.78 1.2645 2 5 5 4 75.17 1.27 1.2639 2 2 25 4 75.40 1.12 1.2607 1 0 29 2 75.50 1.88 1.2592 1 2 27 4 75.55 1.05 1.2586 4 3 10 4 77.61 1.13 1.2302 3 0 25 2 77.64 1.99 1.2298 3 4 13 4 78.10 2.86 1.2237 5 2 1 4 78.27 1.89 1.2214 1 2 28 4 78.77 3.24 1.2149 0 4 22 2 80.43 2.76 1.1940 3 4 15 4 81.47 1.45 1.1813 4 2 19 4 82.92 1.01 1.1644 0 0 32 1 83.02 1.13 1.1632 5 2 10 4 83.08 1.87 1.1625 0 6 0 2 83.37 2.43 1.1592 3 3 22 4 83.60 2.46 1.1566 3 4 17 4 83.79 1.35 1.1544 3 5 6 4 85.09 2.29 1.1402 5 0 16 2 85.13 1.00 1.1397 5 3 0 4 85.18 1.21 1.1392 5 3 1 4 85.19 1.05 1.1390 5 2 12 4 85.42 1.60 1.1365 4 2 21 4 85.47 1.01 1.1360 1 6 4 4 86.46 1.43 1.1256 1 6 6 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.