Orthoceras Pendant - SOLD 2.23" klarna First Supercomputer Cray-1 IC Chip

First Supercomputer Cray-1 IC Chip & Board

the largest impact event in recorded history occurred over the skies of the Podkamennaya Tunguska River in Siberia

This 18-inch (~45cm) Sterling Silver wheat chain necklace features a custom-crafted piece of surfite

this item with have signs of wear from crampons and exposure

Osteoderms are found in many different and unrelated species from reptiles and amphibians to mammals

Orthoceras Pendant - SOLD 2.23" klarna First Supercomputer Cray-1 IC ChipOrthoceras was an Ordovician cephalopod with a calcium carbonate shell which provided excellent physical protection against their natural predators. This necklace is a fossilized shell from this animal that has been preserved in great detail. You can even see the individual chambers the nautiloid had in its shell. This pendant is a 2. 23" Orthoceras fossil with a fine sterling silver backing and an 18 inch chain of the same material.