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Each geode is naturally formed
- Chemical makeup: Silicon dioxide (SiO2)
these particular tumbles are intended purely for their visual allure
Size: 10x6x8 cms
allowing quartz crystals to slowly grow inward over time
Libyan Desert Glass Meteorites Each geode is naturally formedSize: 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
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