How To Identify Jet Stone
History of Jet Early on, jet was used by the ancient Romans to craft elaborate jewelry and by Native Americans for the ornamentation of weapons. In the 19th century, its use flourished in Europe as one of the few substances appropriate for mourning jewelry. (It was worn outside of mourning too.) Its use declined after 1875, replaced by cheaper options like black onyx (chalcedony), black tourmaline, black glass (“French jet”), and vulcanite....