Assertion: meteorite's iron | /r/HasProperty | fe
Facets:
Source sentences:
text: The most common emission lines observed in the visual portion of the spectrum from ablated material in the fireball head originate from iron (Fe), magnesium (Mg), and sodium (Na).
text: The majority of meteorites, including the stone varieties, contain sufficient amounts of iron (Fe) and nickel (Ni) to cause them to be paramagnetic.