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Brazil is a beautiful and unique mineral
allowing quartz crystals to slowly grow inward over time
- Chemical makeup: Silicon dioxide (SiO2)
Each geode is naturally formed
these particular tumbles are intended purely for their visual allure
Libyan Desert Glass Meteorites Brazil is a beautiful andSize: 4. 5 X 2. 5 cm Weight: 14 Gram Location: Libya Product Description Libyan Desert Glass is a rare natural silica glass found in the eastern Sahara Desert near the LibyaEgypt border. It formed approximately 29 million years ago during the late Eocene epoch. Scientific studies suggest it was created when an intense meteorite impact or atmospheric airburst generated temperatures above 1,700C, melting desert sand (nearly pure silica) into glass. The