Table: Raw Neutron Activation data, University Bonn, of samples from the region of Istanbul, labels
          Ista 1-7. Given are concentrations of elements C in mikrog/g (ppm), if not indicated otherwise,
          and below average measurement uncertaities (counting errors), also in percent of C 

          Sample        factor      As      Ba      Ca%     Ce      Co      Cr      Cs      Eu      Fe%     Ga  
          ------------------------------------------------------------------------------------------------------

           Ista 1        1.000     148.    363.    5.12    65.1    21.8    116.    6.63    1.17    4.79    19.5 
           Ista 2        1.000     71.0    350.    4.72    56.0    36.6    281.    10.6    1.14    6.18    21.1 
           Ista 3        1.000     9.95    341.    4.61    56.2    32.4    265.    10.7    1.16    5.71    20.4 
           Ista 4        1.000     9.20    329.    4.29    74.3    17.8    91.6    8.75    1.20    4.02    19.7 
           Ista 5        1.000     12.1    332.    3.44    77.5    19.7    92.0    8.20    1.23    4.42    18.7 
           Ista 6        1.000     15.5    308.    7.66    53.2    23.3    164.    4.61    1.11    4.25    13.5 
           Ista 7        1.000     27.4    473.    1.43    98.2    16.2    120.    15.3    1.40    4.21    19.0 
          ------------------------------------------------------------------------------------------------------
           ave. meas. error        0.14     17.    0.16    0.39    0.12    0.82   0.095   0.021   0.016     1.6
            in %                    0.3     4.7     3.6     0.6     0.5     0.5     1.0     1.8     0.3     8.3

          Sample        factor      Hf      K %     La      Lu      Na%     Nd      Ni      Rb      Sb      Sc  
          ------------------------------------------------------------------------------------------------------

           Ista 1        1.000     4.55    2.43    31.2    0.41    0.69    25.8    112.    130.    0.73    18.5 
           Ista 2        1.000     4.12    2.31    26.2    0.44    0.80    24.1    362.    130.    1.09    23.2 
           Ista 3        1.000     4.13    2.30    26.4    0.43    0.81    23.4    302.    130.    1.07    22.3 
           Ista 4        1.000     5.16    2.79    36.3    0.43    0.72    27.9    86.5    151.    0.83    15.1 
           Ista 5        1.000     5.67    2.76    37.3    0.44    0.73    31.4    71.6    141.    1.01    14.9 
           Ista 6        1.000     3.40    2.04    24.8    0.42    0.92    22.5    191.    87.9    0.51    17.1 
           Ista 7        1.000     5.86    3.40    47.3    0.48    1.08    33.8    185.    162.    2.88    15.0 
          ------------------------------------------------------------------------------------------------------
           ave. meas. error       0.057   0.020   0.066   0.012   0.003    0.89     32.     2.3   0.067   0.021
            in %                    1.2     0.8     0.2     2.9     0.4     3.3     17.     1.7     5.8     0.1

          Sample        factor      Sm      Ta      Tb      Th      U       W       Yb      Zn      Zr  
          ------------------------------------------------------------------------------------------------------

           Ista 1        1.000     4.58    0.81    0.76    12.1    2.44    2.22    2.50    100.    183. 
           Ista 2        1.000     4.25    0.79    0.69    11.3    2.45    1.89    2.84    114.    166. 
           Ista 3        1.000     4.26    0.71    0.74    11.2    2.60    1.68    2.81    111.    159. 
           Ista 4        1.000     4.75    0.89    0.64    12.5    2.46    2.08    2.90    100.    187. 
           Ista 5        1.000     4.92    0.97    0.66    12.8    2.66    2.03    3.04    99.0    221. 
           Ista 6        1.000     3.92    0.68    0.65    9.54    3.17    1.97    2.73    92.0    142. 
           Ista 7        1.000     5.83    1.51    0.92    28.5    4.24    4.41    3.34    81.6    235. 
          ----------------------------------------------------------------------------------------------
           ave. meas. error       0.024   0.028   0.043   0.064   0.100    0.13   0.053     2.0     22.
            in %                    0.5     3.1     6.0     0.5     3.5     5.4     1.8     2.0     12.