5 Types of Awesome Glass Made by Nature

The video explores various natural glasses on Earth, including obsidian, opals, tektites, fulgurites, and glass sponges. It explains their formation, properties, and unique characteristics, highlighting the diverse ways nature creates glass. Obsidian forms from volcanic magma, opals from silica spheres, tektites from meteor impacts, fulgurites from lightning strikes, and glass sponges have silica-based structures.

Explain how tektites are formed during a meteor impact.

What are fulgurites and how do they form?

Discuss the unique characteristics of glass sponges.