Libyan Desert Glass (Medium) - Asteroid Impact Glass fossil you can visit this link

you can visit this link to learn about how to test the faint radioactivity of your specimen:

It was a part of the Prehistoria Museum collection

belemnites from the Sundance Formation of Wyoming

They come unframed

**They are randomly selected

Libyan Desert Glass (Medium) - Asteroid Impact Glass fossil you can visit this linkReal Libyan desert glass for sale! These are real tektites glassy debris formed by meteoric impacts or airbursts above the deserts of Eastern Libya and western Egypt! The glass is almost pure silica, which required temperatures about 1,600C to form! These specimens measure between 1. 25 1. 5" long and can be shipped worldwide! Price is per randomly selected specimen.