Libyan Desert Glass rome The specimen was acquired from

The specimen was acquired from one of the largest private collections of Hindenburg artifacts in the world

which three times have caused a world fire

"Oxygen isotope composition as a tracer for the origins of rubies and sapphires

Note: The glass is so clear you can see the $1

Libyan Desert Glass rome The specimen was acquired fromComet impact glass! 28,500,000 years old! Above: Front of the Specimen Card. In the southeastern spur of North Africas Great Sand Sea, there are several fields of luminous, yellow green glass known as Libyan Desert Glass (LDG). Due to the lack of any visible impact crater, the most likely source is a low density asteroid or comet airburst explosion leading to the fusion of silica rich sands roughly 28,500,000 years ago.