Handmade black jasper and shell rondelle bead bracelet. Black jasper is 8 mm bead size, and shell is 6 mm.
About jasper: Jasper is an opaque form of chalcedony, a microcrystalline variety of quartz. It's one of themost common gemstones on earthand can be found in virtually every color of the rainbow and many spectacular patterns. Black jasper is the hardest color to find in nature. Jasper is a fairly hard stone. The Mohs mineral hardness scale ranks minerals on a scale of 1 to 10, and jasper has a Mohs hardness of 6.5 to 7. Jasper is found in several countries around the world, including Madagascar, which is an African island located off the east coast of Southern Africa.