Petrified Lightning - 1.730" Saharan Fulgurite amber 048" gem of Andean blue

048" gem of Andean blue opal from Peru set into a sterling silver prong

studying the suspected epicenter of the blast at Lake Cheko

This specimen is a rare spiked Glyptodon scute measuring 3

it is created by heating the coats of paint which build up over board-making tools

scale-like leaves

Petrified Lightning - 1.730" Saharan Fulgurite amber 048" gem of Andean blueAbove: 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. 730" fulgurite collected in the Sahara Desert. Originally