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Opals set to shine with new grading technology
Science Centric (1 Sep 2009 14:13 GMT) - CSIRO and a consortium of Australian Opal miners (Opal Producers Australia Limited) have unveiled the world's first automated device to grade opals using image analysis, at the 2009 National Council of Jewellery Valuers forum in Sydney…— copy and paste the formatted text using the form to the left.