(Manx National Heritage and Rachel Crellin)
Queen Victoria is known for wearing only black clothing during a mourning period for her beloved Albert that endured for no less than 40 years. She even went so far as to favor black jewelry made from jet, a gemstone that is composed of fossilized wood from a type of Jurassic-period British coniferous tree. But the queen was not the first Briton to wear jet jewelry. Archaeologists recently unearthed a jet necklace dating to sometime between 2200 and