This is a Meteorite that was discovered in Sweden. Iron meteorites were once part of the core of a long-vanished planet or large asteroid and are believed to have originated within the Asteroid Belt between Mars and Jupiter. This triangular slice measures about 26.05 x 23.83 x 21.02 mm. That's about 1 inch x 15/16 inch x 13/16 inch. It weighs 28.22 carats. This gem contains iron, you might see rust. It has been hand set into this solid .925 sterling silver setting that is marked on the back. Also included is a 24 inch solid .925 sterling silver chain. Inventory #6690.