Libyan Desert Glass - SOLD 1.027" rockinaboxopal PTEROSAUR (Wing bone)

PTEROSAUR (Wing bone)

Extinct White Shark Tooth Sizes

The Fifth Edition Collection (MM5) begins with the stellar heart of our solar system

Dracula (1897) This specimen is a vial of earth from Cetatea Poenari

85" fossil plant that was recovered from Mazon Creek in Illinois

Libyan Desert Glass - SOLD 1.027" rockinaboxopal PTEROSAUR (Wing bone)Comet 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