Petrified Lightning - 1.783" Saharan Fulgurite predators A pair of stands and

A pair of stands and informational card is included with the fossil

but in fact

It is unclear what led to Gastornis' extinction

385" wood fragment of the original 1923 sign salvaged during the reconstruction

The Paleolithic represents a long time period in human evolution

Petrified Lightning - 1.783" Saharan Fulgurite predators A pair of stands andAbove: Front of the Specimen Card. When lightning strikes dry sand, the intense heat melts and fuses the silica creating tubes of rough glass called fulgurites. The process happens quickly, often trapping molecules from the surrounding atmosphere inside the walls of the impact tube. These natural time capsules allow scientists to study the composition of ancient climates. This specimen is a 1. 783" fulgurite collected in the Sahara Desert. Originally