Chips Natural Magnesite Beads Strands, Dyed, TurquoiseSize: about 6~10mm wide, 7~14mm long, hole: 1mm; 16.1 inch.â This stone is from Xinjiang, it is known in the trade as Turquoise because of its blue-green hues(dyed treated), similar to turquoise in appearance. It is actually Magnesite.