We have cut and polished a large Queensland boulder opal. We are happy with the outcome. It is a step by step guide for people who do not have much experience with boulder opal. Hope you enjoy the video!
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Continuous Sintered Rim Lapidary Diamond saw blade 120x0.3x5 mm
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Sintered metal bond diamond grinding wheel
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Starcke / Matador wet and dry paper
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00:00 INTRO
01:00 OPAL GRINDING
04:00 OPAL SAWING
05:09 OPAL GRINDING
06:34 OPAL SANDING
08:28 FINAL OPAL
