Which are the tests to identify real red coral from fake coral

Infrared Spectroscopy of Red Coral also referred to as Raman and Photoluminescence spectroscopy is the best, most accurate and 100% accurate test and method of determination of a real coral from fake coral

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Which are the tests to identify real red coral from fake coral

Identity Help : Genuine red coral or fake?

How to identify a red coral gemstone - Quora

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Two tests to identify whether the red coral stone is Real or Fake

How to identify Original coral and Its Physical Properties – Red

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