... stock Hard China glass cabochon stones in opaque and milky color effect for fashion jewelry and garment industries, fine cutting, great ... and competitive prices.gemstone speciification Material K9 Glass material, good color and tranparency. high hardness Shape Round,oval,pear,heart,square ... ,hexagon,rectangular,star-cut(8 hearts&8 arrows)etc Color White,red,blue,green,yellow,golden,orange,grey coffee, ...