Natural Wire with Spherical Matrix Tracks, rare turquoise gemstone, found in China. Color as in the photos, beautiful sky blue. Often, associated with turquoise, is the so-called matrix composed of iron hydroxides and mother rock, of brown or black color; when this matrix is in the form of a network of finely distributed veins that through the mineral is called turquoise "web spider" (draw it). Length / Circuit inside: 17 cm / Diameter stone: 1.0 cm Total eight: 22,1 grams Shipping registered.