Petrified Lightning - 2.12" Saharan Fulgurite woollymammoth Beginning with rare gems formed

Beginning with rare gems formed in the heart of an asteroid during the formation of the solar system

The Large and Extra Large Sizes ship in a sturdy carton as they are too large for a case

embedded in the Mini Museum

504" piece of agatized coprolite or "dinosaur dung" from the Morrison Formation in Utah

but we've tried to remove that as it is quite brittle

Petrified Lightning - 2.12" Saharan Fulgurite woollymammoth Beginning with rare gems formedAbove: 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 2. 12" fulgurite collected in the Sahara Desert. Originally