Libyan Desert Glass - SOLD 1.027" rockinaboxopal Fragments from this explosion were

Fragments from this explosion were driven into trees and in one case created an impact crater 85 feet (26 m) across and 20 feet (6 m) deep

This specimen ships in a sturdy box and includes an individual certificate of authenticity

This specimen is only available through the month of October

PTEROSAUR (Wing bone)

Libyan Desert Glass - SOLD 1.027" rockinaboxopal Fragments from this explosion wereComet impact glass! 28,500,000 years old! 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. This specimen is a 1. 027" chunk of Libyan Desert Glass. It is a