Cobalt

Cobalt is material from overworld.

Generation
Cobalt ore generate in Overworld at y=1-27.

Crafting uses:
Cobalt ore can be smelted to Cobalt Ingot.

Cobalt Ingot uses:

 * Cobalt armor
 * Cobalt Bricks
 * Cobalt block
 * Livetree spear
 * Cobalt spear
 * Cobalt Lamp
 * Cobalt tools
 * Cobalt nugget

Other
Getting cobalt grands achievement "Blue and shiny"