Samples

81 (keV)

356 (keV)

662 (keV)

1173 (keV)

1332 (keV)

1

Yellow Iraqi granite

0.162 ± 0.0011

0.089 ± 0.0045

0.074 ± 0.0052

0.043 ± 0.0044

0.042 ± 0.0046

2

Orange Spanish granite

0.187 ± 0.0027

0.089 ± 0.0048

0.078 ± 0.0050

0.048 ± 0.0048

0.049 ± 0.0044

3

Red Indian granite

0.201 ± 0.0024

0.098 ± 0.0077

0.073 ± 0.0041

0.044 ± 0.0038

0.042 ± 0.0047

4

Grey Chinese granite

0.174 ± 0.0064

0.089 ± 0.0051

0.076 ± 0.0072

0.045 ± 0.0065

0.041 ± 0.0034

5

Colored Egyptian granite

0.170 ± 0.0041

0.093 ± 0.0040

0.079 ± 0.0053

0.049 ± 0.0050

0.044 ± 0.0034

6

White Turkish granite

0.143 ± 0.0048

0.094 ± 0.0063

0.081 ± 0.0032

0.048 ± 0.0043

0.044 ± 0.0074

7

Lead

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0.091 ± 0.0070

0.064 ± 0.0050

0.061 ± 0.0084