Cobalt Metal

Atomic #27
Atomic Mass - 58.933
Group - 9
Period - 4
Proton #27, Neutrons #32, Electrons #27
Reactivity - Less reactive than Iron
Cobalt is used in pigments, specifically the color ultramarine blue. ^(color in picture)
Cobalt is derived from the German term Kobald, meaning goblin or evil spirit.
Cobalt is not mined in the United States.