Green Aventurine Bolt NecklaceGenuine green Aventurine Lightning Bolt. genuine copper 20" total length We do our best to choose each stone carefully and purposefully for every piece.. However there might be slight differences in color size shape and clarity which makes each item unique and one of a kind. Each piece of jewelry will come in a colored satin drawstring bag for its protection and storage or to be ready to give as a gift. Our gemstone jewelry are all original designs by