HyperDic: niobita

Català > 1 sentit de la paraula niobita:
NOMsubstanceniobita, columbitaa black mineral that is an ore of niobium and tantalum
Català > niobita: 1 sentit > nom 1, substance
SentitA black mineral that is an ore of niobium and tantalum.
Sinònimcolumbita
GeneralmineralSolid homogeneous inorganic substances occurring in nature having a definite chemical composition
SubstànciasNb, niobi, número atòmic 41A soft grey ductile metallic element used in alloys
número atòmic 73, Ta, tàntalA hard grey lustrous metallic element that is highly resistant to corrosion
Anglèsniobite, columbite
Espanyolcolumbita, niobite

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