Petrified Lightning - SOLD 2.61" Saharan Fulgurite rockinaboxjewelry It can be tough to

It can be tough to shop for the woman that has everything

If you've got extra in your pillowcase this year

04" polished Cleoniceras fossil from Madagascar

These fossils measure between 3-4 inches and are the perfect size to hold in your hand

018" Dendraster gibbsii from the San Joaquin Valley deposit

Petrified Lightning - SOLD 2.61" Saharan Fulgurite rockinaboxjewelry It can be tough toAbove: 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. 61" fulgurite collected in the Sahara Desert. Originally