Petrified Lightning - 2.007" Saharan Fulgurite ammonite 825" fossil Ginkgo cranei leaf

825" fossil Ginkgo cranei leaf from the Sentinel Butte Formation in North Dakota

we have generally selected pieces that are similar to those pictured on the site (roughly 0

MUHAMMAD ALI (PUNCHING BAG)

Fossil finds over the last several decades have confirmed that most if not all Dromeaosaurids had feathers

the Hindenburg burst into flames in what should have been a routine landing

Petrified Lightning - 2.007" Saharan Fulgurite ammonite 825" fossil Ginkgo cranei leafAbove: 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. 007" fulgurite collected in the Sahara Desert. Originally