Locations
U(nat) mg.kg-1
226Ra(Bq.kg-1)
1.
4.85 + 0.49 (3)
85 + 9.90 (3)
2.
13.78 + 7.80 (5)
321.6 + 103.40 (5)
3.
2.77 + 0.41 (3)
56.23 + 36.67 (3)
4.
3.53+ 2.3 (6)
30.4+ 24.4 (6)