Table 5.

Iron content in the form of Fe2O3 and FeO per precipitation type in discontinuities

Iron precipitation typeFe2O3 (%)*FeO (%)*Total Fe (%)*Number of samples
Stained1.5–4.2 (2.7)1.4–3.8 (2.4)1.1–2.9 (1.9)11
Coated4.3–13.9 (7.9)3.9–12.5 (7.1)3.3–9.7 (5.1)6
Cemented22.4–34.0 (28.5)20.2–30.6 (25.6)15.7–23.8 (19.9)7
  • * Average in parentheses.