Peridot is a yellow-green stone that comes from the mineral olivine. Some believe its name derives from the Arabic "faridat," or "gem," according to Geological Institute of America. Others, however, ...
In 2016, jeweler Olivia Young of Ouroboros sold a red spinel ring for £6,000 ($7,700). Last year, the client’s insurance company paid out £30,000 ($38,400) to replace it. Experts say that this ...
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