In the aftermath of extreme physical or emotional exertion, the ensuing effects of fatigue are sure to follow. Periods of tiredness can last a few hours or, in extreme cases, much longer. And, in ...

tourmaline, hessonite garnet, chrysoprase, lodolite, lepidolite, serpentine, shell, freshwater pearl, glass, steel pins on coated polystyrene, 16.5 x 17 x 14 inches (41.91 x 43.18 x 35.56 cm ...

In September a cushion-shaped 5.44-carat Paraiba tourmaline ring flew past its US$60,000 upper estimate in auction at Bonhams New York to sell for US$533,900. This is bidding territory more ...