Obsidian Sphere - Height: 11.14 11.14- 1550 g - (1)

Obsidian is a volcanic glass whose formation is due to the rapid cooling of lava, always rich in silicate ions. Obsidian is a natural glass, completely similar to human-made glass.

Raw material highly sought after in antiquity for the manufacture of sharp tools (primarily knives) and was one of the commodities that animated Mediterranean trade and sustained the economic life of the extraction sites. Today it is still worked into small decorative objects, beads, and scalpel blades.

Splendid sphere of obsidian, originating from Mexico.

Weight: 1550 g
Diameter: 11.14 cm