Table 5

Fibre composition of erionite in reference material, soil from Tuzköy, and fibres in BALF of Tuzköy villagers (mean (SD) weight % of oxides)

Fibres analyzed (n) Na2O MgO Al2O3 SiO2 K2O CaO TiO2 FeO
Reference samples5-150:
 Erionite (Oregon)100.53 (0.19)1.59 (0.12)16.39 (0.77)74.67 (1.42)3.31 (1.51)2.63 (0.44)0.31 (0.32)0.58 (0.41)
Soil:
 All202.03 (0.82)1.02 (0.46)15.51 (1.08)71.01 (3.720)7.46 (2.76)2.13 (1.72)ND0.85 (0.66)
  K/Ca ⩾3.592.09 (0.76)0.85 (0.18)15.91 (0.75)69.28 (2.70)9.64 (1.79)1.26 (0.72)ND0.97 (0.73)
  K/Ca ⩽2.682.36 (0.68)1.28 (0.61)14.78 (1.10)70.81 (3.24)6.25 (2.06)3.80 (1.36)ND0.73 (0.62)
BAL fibres:
 10 Subjects832.80 (1.02)0.49 (0.21)16.82 (1.05)73.91 (2.37)4.54 (1.46)0.42 (0.37)ND1.02 (1.21)
  • 5-150 Reference material was provided by Professor FD Pooley (Cardiff).

  • ND=not detected.