This product includes 70 Idocrase faceted heishi beads, each measuring 7mm in diameter. The stunning bead surface boasts a dark green color variation, making it a popular choice for fans of Idocrase. Initially coined Vesuvianite, this gemstone was named after Mount Vesuvius in Naples, Italy in 1795 by A.G. Werner. It is also commonly referred to as Vessonite or Vasanite. The highest quality of Vesuvianite is known as Idocrase.