This material is from the Koroit opal fields in Queensland. This area is known for its amazing patterns of opal embedded in the rich natural chocolate ironstone. .It is supplied with a leather like strap
If you see an opal on this website that you might like to have as a pendant, please contact Peter to discuss if it is possible with that particular stone.
You also need to state if you wish to have a bail fitted or not. If you do, then you would need to be charged for the cost of metal, silver or gold.