Natural Magnesite Beads Strands, Dyed, Nuggets, TurquoiseSize: about 7~14mm wide, 12~17mm long, hole: 1.5mm; about 15.1 inch(38.5cm).â This stone is from Xinjiang, it is known in the trade as Xinjiang Turquoise because of its blue-green hues(dyed treated), similar to turquoise in appearance. It is actually Howlite.