Gemstone Analysis and Authentication

How Spectroscopy Helps Identify Counterfeits


Gemstones are a multibillion-dollar industry, with growing markets in countries including China and India contributing to the boom. As demand increases, forecasters anticipate that prices will rise – and boost the prevalence of counterfeit gemstones as a result. 

There are technical tools to help thwart the counterfeiters. Raman spectroscopy and related techniques are effective for quickly and easily discriminating many natural from artificial stones, nondestructively and with no sample preparation.



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