This is a 2" polished, bronzite worry stone. The pictures are representative to the stone you will receive, but there is some variation in colors and patterning.
Bronzite is a member of the pyroxene group of minerals that has a bronze, metallic luster when polished that can look similar to tiger's eye. It can be found all over the world, including USA, Austria, England, South Africa, India, Norway and Greenland. Bronzite is found in found in mafic to ultramafic igneous rocks and has also been discovered in meteorites!
are smooth, polished stones, usually in the shape of an oval with a thumb-sized indentation. They are often used by people for relaxation or anxiety relief purposes, the the same way as some people use a fidget spinner. Typically the worry stones are 1 1/2 to 2" across. They are may also be referred to as palm stones, thumb stone, fidget stones, etc.