SUNYIK Natural Crystal Geode Cluster Gemstone Connector Charm Pendant Bead Style:Crystal geode drusy chram connector charm pendant Size Details(Approx):30x40-27x33mm;Hole:3mm;Weight:8-16 Gram Metal:Gold Plated(Lead & Nickel Free);Quantity:1Pc(Pendant bead only,the chain in picture is not included.) PS:The actual sizes and shapes of stones are a bit different from each other.We will send the item in random and you will receive an item which is similar to the picture.? Agate is a microcrystalline variety of silica, chiefly chalcedony. No gemstone is more creatively striped by Nature than agate. Each individual agate is formed by filling a cavity in host rock. Agate was highly valued as a talisman or amulet in ancient times. It's among the earliest stones used for healing and bringing good luck.?