See also:

• Science: Chemistry: Elements: Transition Metals  (3)

• ChemGlobe: Scandium - Electronic, thermal, and steric data along with an isotope table.
• ChemicalElements.com: Scandium - Basic information, atomic structure, and isotopes.
• Discovery of Scandium - Article by Lars Fredrick Nilson.
• EnvironmentalChemistry.com: Scandium - Atomic structure, chemical and physical properties, and table of nuclides.
• It's Elemental: Scandium - Basic physical and historical information.
• LANL: Scandium - History, sources, properties, costs, and uses.
• USGS Minerals Information: Scandium - Statistics and information on the worldwide supply, demand, and flow of the element (PDF format).
• Visual Elements: Scandium - Image, animation, sources, use, physical information, and ionisation energies.
• WebElements: Scandium - Extensive information on history, uses, occurrence, compounds, and properties of the element.
• Wikipedia: Scandium - Properties of the element, including its history, applications, and characteristics.