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Triceratops Frill Fragment
It is known from two species Nematonotus bottae and Nematonotus longispinus of which the latter’s fin is more prominent
80g Campo Del Cielo meteorite from Argentina
The images here are representative only
000 years old so there may be a small amount of patina on the surface
Petrified Lightning - 2.40" Saharan Fulgurite giftsforhim Triceratops Frill FragmentAbove: 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. 40" fulgurite collected in the Sahara Desert. Originally
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