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  1. Cobalt - Wikipedia

    As with nickel, cobalt is found in the Earth's crust only in a chemically combined form, save for small deposits found in alloys of natural meteoric iron. The free element, produced by …

  2. Cobalt | Uses, Properties, & Facts | Britannica

    Nov 27, 2025 · cobalt (Co), chemical element, ferromagnetic metal of Group 9 (VIIIb) of the periodic table, used especially for heat -resistant and magnetic alloys.

  3. Cobalt - Element information, properties and uses | Periodic Table

    Element Cobalt (Co), Group 9, Atomic Number 27, d-block, Mass 58.933. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

  4. WebElements Periodic Table » Cobalt » the essentials

    Cobalt is a brittle, hard, silver-grey transition metal with magnetic properties similar to those of iron (ferromagnetic). Cobalt is present in meteorites. Ore deposits are found in Zaire, Morocco and …

  5. Cobalt Statistics and Information | U.S. Geological Survey

    Cobalt (Co) is a metal used in numerous diverse commercial, industrial, and military applications, many of which are strategic and critical. On a global basis, the leading use of cobalt is in …

  6. About Cobalt - Cobalt Institute

    Cobalt is a critical and essential element used across various sectors of the global economy: electronics, automotive, aerospace, and healthcare.

  7. Cobalt: Definition, Meaning, and Significance Explained

    Cobalt is a chemical element with the symbol Co and atomic number 27. It is a part of the transition metals group and can be found naturally in the earth's crust in various mineral forms. …

  8. Cobalt Element Facts - chemicool.com

    Since ancient times cobalt compounds have been used to produce blue glass and ceramics. The element was first isolated by Swedish chemist George Brandt in 1735. He showed it was the …

  9. Cobalt Facts and Physical Properties - ThoughtCo

    Jun 10, 2025 · Get periodic table facts on the chemical and physical properties of the element cobalt.

  10. What is Cobalt? Element Facts, Properties and Uses

    Jul 15, 2025 · Get a quick breakdown of cobalt’s element facts, key physical and chemical properties, and its practical applications in various industries.