2.8" Fulgurite Petrified Lightning Strike Glass Sahara Desert Algeria Clam capturing some of the last

capturing some of the last pterosaur species existing before the K-Pg Extinction

With its combination of scientific value

and brittle stars

Hardness: With a Mohs hardness just under 6

2.8" Fulgurite Petrified Lightning Strike Glass Sahara Desert Algeria Clam capturing some of the lastLocation: Sahara Desert, Algeria Weight: 0. 3 Ounces Dimensions: 2. 8 Inches Long, 0. 8 Inches Wide, 0. 6 Inches Thick The Item pictured is the one you will receive. Fulgurite is a type of natural glass formed when lightning strikes sandy soil or sand dunes, creating a fascinating geological phenomenon. The extreme heat produced by the lightning bolt fuses sand grains, forming hollow tubes or branching structures known as fulgurites. Also referred to