Obsidian is a unique igneous rock that is formed through a process of rapid cooling of molten rock. This process prevents the atoms in the rock from arranging themselves into a crystalline structure, resulting in a volcanic glass that is highly prized for its unique properties. One of the most distinctive features of obsidian is its conchoidal fracture, which occurs when the … [Read more...] about The Fascinating Properties and Uses of Obsidian, a Volcanic Glass
obsidian
A 1.2 Million Year Old Obsidian Axe Factory Was Discovered In Ethiopia
It appears that an unidentified species of human has mastered obsidian, which was previously thought to have only been possible in the Stone Age. Obsidian is without a doubt one of the most badass materials ever imagined, having been forged in magma and having the ability to produce the sharpest blades on Earth (there's a reason George RR Martin chose it as the weapon of … [Read more...] about A 1.2 Million Year Old Obsidian Axe Factory Was Discovered In Ethiopia