The color inversion from black to yellow is quite striking
It is thought to represent the idea of building structure out of instability—turning loose
Description: This one of a kind Megalodon tooth fossil specimen from Florida features a striking triangular form with a broad
Afghanistan
It has the kind of strong natural geometry that makes rough tanzanite especially appealing
Dinosaur Bone Cross-Section - Fossil Specimen gabbro mineral sphere The color inversion from blackMined from: Morrison Formation, Utah, U. S. A. Era: Mesozoic Geological Age: 145 to 155 mya Description: This one of a kind dinosaur bone cross section from Utah features a broad, polished face with deep earthy brown, reddish burgundy, charcoal, tan, and grey mineral tones. The natural outer edge has been left rough, preserving the rugged fossil texture, while the polished surface reveals the internal bone structure, growth patterning, and mineral