Libyan Desert Glass - 12 Grams The natural banding in these

The natural banding in these glasses is unmatched

Unfortunately

Weight: 16 oz

or a long-time collector

Quartz can form in trigonal or hexagonal crystal systems depending on the temperature during formation

Libyan Desert Glass - 12 Grams The natural banding in theseLibyan Desert Glass (LDG), is a tektite found in the Sahara deserts of Western Egypt, near the Libyan border. No one is positive about how this tektite has formed. Some research suggests the impact of a meteorite may have caused it. The heat and pressure from this impact would have melted the silica through radiation, similar to the thermal radiation present in a nuclear explosion. Another theory is the bursting of an asteroid as it passes through