Agate is really a type of chalcedony, a stone built predominantly of silica and formed below powerful heat, and comes in many colours and patterns. In regards to such a gemstone, the names of the different sorts of agate beads are visually descriptive: tiger’s eye, fire agate beads, moss agate https://www.gemsbiz.com/blog/explore/where-to-buy-faceted-gemstone-beads