Kalipyrochlore
Diffraction data computed using the structure from the paper listed below,
along with the cell parameters refined from single crystal data of R060980
      Ercit T S, Hawthorne F C, Cerny P
      The Canadian Mineralogist 32 (1994) 415-420
      The structural chemistry of kalipyrochlore, a "hydropyrochlore"

      CELL PARAMETERS:  10.5880 10.5880 10.5880   90.000   90.000   90.000
      ALTERNATE SETTING FOR SPACE GROUP: Fd3m      

           ATOM        X         Y         Z     OCCUPANCY  ISO(B)
            Nb     0.00000   0.00000   0.00000     0.900     2.045
            Ti     0.00000   0.00000   0.00000     0.100     2.045
            Sr     0.50000   0.50000   0.50000     0.050     0.332
            Ca     0.50000   0.50000   0.50000     0.010     0.332
            Wa     0.51000   0.51000   0.51000     0.500     0.332
            O      0.31200   0.12500   0.12500     0.680     1.255
            OH     0.31200   0.12500   0.12500     0.320     1.255
            Wa     0.39800   0.39800   0.33100     0.580     3.948
            K      0.39800   0.39800   0.33100     0.100     3.948
            Wa     0.40700   0.40700   0.40700     0.580     3.948
            K      0.40700   0.40700   0.40700     0.100     3.948

            X-RAY WAVELENGTH:     1.541838
            BOUNDS ON TWO THETA:    0.0  90.0
            LIMITS IMPOSED ON THE INDICES ARE:  +/-  9 +/-  9 +/-  9
            MAX. ABS. INTENSITY / VOLUME**2:      195.0893123    
            The INTENSITY cut off value is   1.00

               2-THETA      INTENSITY    D-SPACING   H   K   L
                14.49         40.96        6.1130    1   1   1
                23.77         83.02        3.7434    2   2   0
                27.95        100.00        3.1924    3   1   1
                29.22         33.81        3.0565    2   2   2
                37.01          5.86        2.4291    3   3   1
                41.80          7.78        2.1613    4   2   2
                44.46          7.49        2.0377    5   1   1
                44.46          7.00        2.0377    3   3   3
                48.65         24.76        1.8717    4   4   0
                54.84          2.09        1.6741    6   2   0
                57.04          2.86        1.6147    5   3   3
                57.76         11.51        1.5962    6   2   2
                60.59          1.58        1.5282    4   4   4
                68.01          1.64        1.3784    7   3   1
                71.25          1.44        1.3235    8   0   0
                78.80          2.74        1.2145    6   6   2
                81.27          2.83        1.1838    8   4   0
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.