For centuries, the primary source of topaz has been the renowned Minas Gerais region of Brazil. The rich, golden yellow, warm orange, and pinkish and reddish orange shades are said to have been ...

These dazzling jewels from from names like Harry Winston feature colored stones, archive-inspired designs, and more that make ...

A new study led by researchers at the Universities of Oxford, Cambridge and Manchester has achieved a major advance in ...

This tiny stone is an anomaly of geology. It is the rarest kind of diamond — graded “Fancy red,” pure and unmodified by other ...