haematite 1
noundomain: substance
Princeton WordNet [ver.3.1]
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EnglishDefinition
the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form
Hypernym
iron ore 1
noun
an ore from which iron can be extracted
Substance_meronym
emery 1
noun
a hard grey-black mineral consisting of corundum and either hematite or magnetite; used as an abrasive (especially as a coating on paper)
EnglishSubstance_holonym
emery 1
noun
a hard grey-black mineral consisting of corundum and either hematite or magnetite; used as an abrasive (especially as a coating on paper)
