Tinaksite Bissert G Acta Crystallographica B36 (1980) 259-263 Verfeinerung der struktur von tinaksit, Ca2K2NaTiO[Si7O18(OH)] Note: z-coordinate of Si4 adjusted to match reported bond lengths _database_code_amcsd 0009701 10.377 12.166 7.059 90.91 99.3 92.76 P-1 atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) K1 .6563 .8991 .7771 .0064 .0045 .0204 -.0014 .0020 -.0025 K2 .5522 .6495 .2713 .0029 .0029 .0064 .0002 .0009 -.0002 Na .0222 .8896 .3888 .0024 .0021 .0066 .0007 .0008 .0003 Ca1 .1210 .5932 .9114 .0012 .0012 .0032 .0001 .0005 .0001 Ca2 .1240 .5796 .4092 .0010 .0011 .0022 .0000 .0004 -.0002 Ti .0131 .8992 .8971 .0012 .0009 .0026 .0000 .0006 -.0001 Si1 .1297 .3087 .8737 .0013 .0011 .0022 .0002 .0005 -.0003 Si2 .1286 .3010 .4257 .0013 .0013 .0020 .0001 .0005 .0001 Si3 .3155 .4164 .1982 .0009 .0012 .0031 .0001 .0005 -.0002 Si4 .6828 .1819 -.0035 .0015 .0015 .0027 .0003 .0005 -.0002 Si5 .6889 .1884 .5690 .0017 .0015 .0030 .0004 .0008 .0001 Si6 .6027 .3515 .2680 .0010 .0014 .0032 .0002 .0005 .0000 Si7 .7235 .0105 .2807 .0016 .0012 .0033 .0002 .0006 -.0001 O1 .2748 .3454 .9972 .0015 .0023 .0050 -.0002 .0000 -.0010 O2 .0800 .1936 .9485 .0027 .0013 .0074 -.0001 .0018 .0010 O3 .0336 .4068 .8726 .0020 .0012 .0048 .0007 .0009 -.0002 O4 .1638 .2835 .6578 .0028 .0023 .0030 .0005 .0014 -.0001 O5 .0810 .1823 .3344 .0028 .0017 .0061 .0000 .0003 -.0010 O6 .0307 .3982 .3799 .0020 .0017 .0052 .0003 .0007 -.0001 O7 .2725 .3393 .3681 .0014 .0024 .0050 .0000 .0009 .0012 O8 .2579 .5342 .1902 .0021 .0015 .0055 .0004 .0006 .0000 O9 .4753 .4260 .2394 .0010 .0016 .0050 .0004 .0004 -.0005 O10 .5936 .2767 .0706 .0024 .0027 .0051 .0010 .0004 -.0010 O11 .6429 .0652 .0890 .0019 .0023 .0054 -.0002 -.0002 .0005 O12 .8345 .2143 .0588 .0017 .0015 .0060 .0003 .0007 .0000 O13 .6316 .1705 .7675 .0024 .0026 .0029 .0004 .0008 -.0002 O14 .8314 .2412 .5927 .0019 .0027 .0069 .0003 .0007 .0008 O15 .6737 .0649 .4671 .0036 .0020 .0060 .0004 .0028 -.0005 O16 .5827 .2654 .4391 .0020 .0020 .0053 .0006 .0004 .0012 O17 .7321 .4279 .3079 .0015 .0019 .0053 .0001 .0007 .0000 O18 .6706 .8827 .2731 .0027 .0013 .0149 .0002 .0008 -.0003 O19 .8779 .0265 .2889 .0013 .0023 .0041 .0001 .0009 .0004 O20 .9005 .0120 .8803 .0015 .0014 .0039 .0005 -.0001 -.0002 H .2822 .1583 .7081 1