What are the origins of the word Cobalt ?
The name cobalt comes from the German word kobalt , meaning evil spirit, the metal being so called by miners because it was poisonous.

Facts about the Classification of the Element Cobalt
Cobalt is classified as a "Transition Metal" which are located in Groups 3 - 12 of the Periodic Table. An Element classified as a Transition Metals is ductile, malleable, and able to conduct electricity and heat.

Brief Facts about the Discovery and History of the Element Cobalt
Cobalt was discovered by George Brandt (1694-1768) in 1737

Occurrence of the element Cobalt
Obtained from sulfur, arsenic, oxygen, cobaltine

Common Uses of Cobalt
Magnets
Ceramics
Magnetic alloys
Cobalt boats
Glassware
Catalysts for the petroleum and chemical industries
Steel-belted radial tires
Used in radiotherapy

The Properties of the Element Cobalt
Name of Element : Cobalt
Symbol of Element : Co
Atomic Number of Cobalt : 27
Atomic Mass: 58.9332 amu
Melting Point: 1495.0 °C - 1768.15 °K
Boiling Point: 2870.0 °C - 3143.15 °K
Number of Protons/Electrons in Cobalt : 27
Number of Neutrons in Cobalt : 32
Crystal Structure: Hexagonal
Density @ 293 K: 8.9 g/cm3
Color of Cobalt : silver-white