Caryochroite
      Soboleva S V, Boeva N M, Kartashov P M, Bortnikov N S
      Doklady Earth Sciences 510 (2023) 415-421
      Caryochroite, a rare mineral from the titanosilicate group:
      Crystal structure, crystal chemistry, and thermal properties
      Locality: Umbozero mine, Mt. Alluaiv, Lovozero alkaline pluton, Russia
      _database_code_amcsd 0021218

      CELL PARAMETERS:   16.5500   5.2810  24.2500   90.000   93.000   90.000
      SPACE GROUP: P2/n      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   2116.559
      Density (g/cm3):      3.129
      MAX. ABS. INTENSITY / VOLUME**2:      47.23773824    
      RIR:      4.916
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 6.31         20.73       13.9965   -1   0   1         2
                 6.63         21.71       13.3302    1   0   1         2
                 7.30        100.00       12.1084    0   0   2         2
                12.45          1.49        7.1081    1   0   3         2
                14.63          5.62        6.0542    0   0   4         2
                16.31          1.16        5.4337   -3   0   1         2
                19.95          1.18        4.4499    2   1   0         4
                19.98          2.39        4.4434    3   0   3         2
                20.19          7.73        4.3987   -2   1   1         4
                20.39          1.13        4.3549    2   1   1         4
                21.47          1.62        4.1392    2   1   2         4
                22.02          2.27        4.0361    0   0   6         2
                22.80          1.58        3.8998   -1   1   4         4
                23.09          1.06        3.8514    2   1   3         4
                23.11          1.89        3.8493    4   0   2         2
                24.49          1.53        3.6348   -2   1   4         4
                25.17          1.65        3.5383    2   1   4         4
                25.46          2.06        3.4991   -4   0   4         2
                26.04          5.14        3.4223   -1   0   7         2
                26.60          1.28        3.3512    1   0   7         2
                27.81          1.19        3.2078    4   1   1         4
                28.57          1.17        3.1239    1   1   6         4
                29.51         10.22        3.0271    0   0   8         2
                32.33          2.64        2.7693    5   1   1         4
                32.48          1.52        2.7567   -5   1   2         4
                33.14          5.30        2.7035    5   1   2         4
                33.38          5.21        2.6841   -5   1   3         4
                33.95          1.74        2.6405    0   2   0         2
                34.04          1.96        2.6340    1   0   9         2
                34.34          4.20        2.6113    5   1   3         4
                34.68          2.01        2.5869   -5   1   4         4
                34.77          3.27        2.5799    0   2   2         4
                35.78          4.54        2.5096    0   2   3         4
                36.32          4.71        2.4733   -5   1   5         4
                37.15          2.42        2.4203    0   2   4         4
                37.80          6.79        2.3800    5   1   5         4
                40.52          3.60        2.2262   -5   1   7         4
                40.84          2.52        2.2096    0   2   6         4
                42.40          2.09        2.1316    5   1   7         4
                45.59          1.84        1.9899    0   2   8         4
                45.70          2.48        1.9852   -5   1   9         4
                47.90          2.12        1.8991    5   1   9         4
                55.61          2.00        1.6527   10   0   0         2
                55.74          1.33        1.6492  -10   0   2         2
                56.60          1.05        1.6262   10   0   2         2
                59.53          2.59        1.5530   -5   3   1         4
                59.73          1.50        1.5481    5   3   1         4
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.