Assertion: compound's element | /r/HasProperty | iron
Facets:
value: in order
type: OTHER
value: especially
type: DEGREE
Source sentences:
text: The aquatic transformations of arsenic are affected by pH, reduction-oxidation potential, organic matter concentration and the concentrations and forms of other elements, especially iron and manganese.
text: These eight elements, summing to over 98% of the crust by weight, are, in order of decreasing abundance: oxygen, silicon, aluminium, iron, magnesium, calcium, sodium and potassium.