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and blue streaks or spots
golden calcite is a calcium carbonate mineral (CaCO₃) that forms in cavities of volcanic rock through secondary mineralization
Weight: 99 Grams
known for its golden to bronze color and unique
Libyan Desert Glass knightia and blue streaks or spotsSize: 2. 5 X 2 cm Weight: 5 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