Libyan Desert Glass - SOLD 3.951" rockinaboxcavebear to the first commercially successful

to the first commercially successful supercomputer

Please note: As each trilobite is a unique fossilized creature

It is found almost exclusively in the Bearpaw Formation of southern Alberta

making it an excellent choice for collectors and space enthusiasts who want to own or share a piece of history at a great price

03" Orthoceras fossil with a fine sterling silver backing and an 18-inch chain of the same material

Libyan Desert Glass - SOLD 3.951" rockinaboxcavebear to the first commercially successfulComet 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 3. 951" chunk of Libyan Desert Glass. It is a