Rare hexagonalpolymorph of Graphite and Diamond formed only in a meteoricenvironment where extreme heat and pressure caused it to form. To date, it is only found in Mottigen, Ries Crater, in Bavaria, Germany. As it differs in crystal structure, Chaoite is scientifically categorized as an individual mineral species.
See the full Graphite page for properties, photos, and additional varieties.
