Flint

is a common resource with a black, rough appearance.

Uses
can be use to create sparks by hitting it against another flint, Stone or Ore. This spark can be used to light torches, lanterns and Fire.It can also be used for Mining. Flint can be attached to the end of a Stick to form a primitive pickaxe.

Obtaining
can be:
 * Found around a new town
 * Found in loot on a Cave Structure
 * Collected by Mining any type of Ore Vein.