niobite 1
rzeczownikdomena: substancja
Princeton WordNet [ver.3.1]
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AngielskiDefinicja
a black mineral that is an ore of niobium and tantalum
Synonimy
- columbite 1
a black mineral that is an ore of niobium and tantalum
Hypernym
mineral 1
rzeczownik
solid homogeneous inorganic substances occurring in nature having a definite chemical composition
Substance_meronym
niobium 1
rzeczownik
a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium
tantalum 1
rzeczownik
a hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite
AngielskiSubstance_holonym
niobium 1
rzeczownik
a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium
tantalum 1
rzeczownik
a hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite
