A selection was photographed by X-Ray and it could clearly be seen that some pearls, which all had a suspiciously uniform appearance, had a large bead under the outer-coating. Scraping revealed two coatings neither of which was a natural crystalline structure, confirming that this was not a freshwater cultured pearl. Further analysis using the Raman Spectrophotometer, X Ray Fluorescence and the electron spectrometer proved conclusively that most of the pearls were man-made imitations a…
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 Check the App out on our stand in Hall 18 stand K58 at The Jewellery Show. Youâll wonder how you ever managed without it...
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