This necklace was crochet with brown nylon thread and copper beads. The dangle in the back is chalcedony. The front pendant is hammered copper with druzy, 3" (7.62 cm) . This is a long necklace 40" (101.6 cm). It can be worn several ways. Energies : Druzy - "Harmony, Joy" Chalcedony - "Power, Healing" Copper - "Healing, Power"