Class: niobium

http://www.astro.umd.edu/~eshaya/astro-ont/owl/chemistry.owl#niobium

• chemicalElement
  • fundamentalChemicalElement
    • niobium
  • atom
    • fundamentalChemicalElement
      • niobium

• chemicalSubstance
  • chemicalElement
    • fundamentalChemicalElement
      • niobium
    • atom
      • fundamentalChemicalElement
        • niobium

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Superclasses