Australian Boulder Opal pendent. Made in 18kt gold chain not included. Handmade, please allow time for workmanship and mail delivery. Due to the nature and handmade item no piece will be the same. Please message seller if you want multiples. Prefect Gifts for loved ones, Gifts for Her, Gifts for mom this Holiday season or any special occasion. Although opals can be been found all around the world, there are only a few major sources of this gemstone. Australian opals account for 95% of the world's supply. Unique geological formations in Australia have favored the formation of this sedimentary stone. Matrix opal symbolizes new growth, creative freedom, and compassion. The combination of spontaneity and love in the stone's spiritual properties make it a seductive stone, purportedly attracting desire to its wearer. All my Gemstones are from Trusted Wholesalers only in the market of Gemstones most are family owned with decades of traditions of taking care of stones, knowing their value and mining sources.