Obsidian

Obsidian tools from Tilkitepe, Turkey, 5th millennium BC.

Obsidian is a naturally occurring volcanic glass formed when lava extruded from a volcano cools rapidly with minimal crystal growth. It is hard, brittle, and amorphous, and it is an igneous rock. Obsidian has been used to craft cutting and piercing tools.

Uses

See also: Bow and arrow, Knife and Spear

Obsidian can be used as a material for crafting knives, as well as for a spear's head or arrowheads.

Dependencies

• Obsidian
  • Bow and arrow
  • Knife
  • Spear

See also

• Chisel
• Diamond
• Graphite
• Flint
• Zeolite

External links

• How to make an obsidian arrowhead for primitive archery hunting - Shawn Woods, 4 July 2014, YouTube

This article uses material from the Wikipedia article Obsidian, which is released under the Creative Commons Attribution-ShareAlike 3.0 Unported License (view authors).