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Most ancient Europeans had dark skin, eyes and hair up until 3,000 years ago, new research finds
The new study showed that the frequency of people with dark skin was still high in parts of Europe until the Copper Age (also ...
Gemological Institute of America6d
Sapphire Quality Factors
This sapphire from Kashmir has an intense velvety blue color. – Photo: Robert Weldon/GIA. Sapphire is one of the Big three of jewelry colored gemstones—the other two are ruby and emerald. A durable ...