Assertion: iron | /r/AtLocation | soil
Facets:
value: naturally
type: MANNER
Source sentences:
text: Iron is mineral that can be found in plants, animals, soil, air, water, meteorites, and rocks, including ones found on the surface of the moon.
text: Iron may be naturally found in the soil, but EDTA certainly isn't.
text: In addition, since iron is naturally found in soil, it will not persist in the environment like a synthetic formula.