Homonym: Jet (Stream)
Jet is a type of lignite, a precursor to coal, formed from the fossilized remains of ancient trees. It is a natural gemstone that can be polished to a high shine, making it popular in jewelry and decorative items. Jet is typically black or dark brown and is lightweight compared to other gemstones.
Historically, Jet has been used for thousands of years, particularly in Victorian mourning jewelry. Its unique properties allow it to be carved into intricate designs, and it has been associated with various cultural beliefs, including protection and healing.