Tag: opal sanding

Work on Opal Without Special Machines

How to work on opal without special machines If you don’t have any machinery, you can do it by hand this way: You have to find a piece of opal that is not too large so that it can be handled easily and has a fairly flat or domed surface. Buy yourself some wet and […]

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Opal Calibration Chart

Opal Calibration Chart When you first get to know about cutting opals, the challenge is to be able to cut the stones in a perfect oval. After a while your eye gets used to it. You start using your fingers as a human lathe and you know just the right ‘touch’ as the dop stick […]

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