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preserved for hundreds of millions of years and filled with the mystery of deep geological time
from the Cambrian to the Permian period (521–252 million years ago)
by Moravian missionaries in 1770
where silica-rich fluids deposit in layers
3.6g Natural Libyan Desert Glass Collector's Specimen Fathers preserved for hundreds of millionsForged in one of the most extraordinary events in Earth's history, this authentic Libyan Desert Glass specimen formed approximately 29 million years ago when an immense meteorite impact generated temperatures exceeding 1,700C, instantly melting silica rich desert sand into beautiful golden natural glass. Displaying a soft buttery yellow colour with a smooth, naturally weathered surface, this 3. 6 gram piece is a remarkable survivor of an ancient
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