Fulgurite Lightning Fused Glass 5.6 G H7 with plagioclase grains about 25

with plagioclase grains about 25 µm in size — typical of type 5 metamorphism

Chondrules have still visible borders

and apatite

only two relict chondrules were detected in the entire section studied

4 g held at Museum für Naturkunde Berlin)

Fulgurite Lightning Fused Glass 5.6 G H7 with plagioclase grains about 25Lightning Fused Glass Fulgurite Sahara Desert This natural fulgurite formed when a powerful lightning strike fused desert sand into a hollow glass tube. Collected from the Desert , this specimen showcases a rugged exterior and a glossy, glassy interior that preserves the path of the lightning itself. Highly collectible and visually striking, fulgurites are rare geological phenomena valued by collectors, educators, and metaphysical enthusiasts alike.