Australian Boulder Opal Wire Wrapped Oxidized Copper Pendant which is a type of

which is a type of man-made opal

it is next to a ruler for size comparison

it is nylon and is adjustable roughly 18"-20"

This swirly bead is made of resin

Australian Boulder Opal Wire Wrapped Oxidized Copper Pendant which is a type ofThe stone is an Australian Boulder Opal. The wire is solid copper that has been oxidized and polished for an antique look. The cord necklace is included, it is nylon and is adjustable roughly 18" 20". Please note that copper naturally darkens with age and if necessary may be cleaned to lighten it back up, a polishing pad is included. The last photo shows back of the pendant, it is next to a ruler for size comparison.