Special Varieties;A special class
This kind of Crystal and general Crystal are very large, it is difficult to be classified as Crystal or hidden Crystal, so it is classified as special category, such as eccentric jagged Crystal of Crystal Skeeton Crystal (backbone Crystal), and Phantom Crystal with landscape star pattern in Crystal.
5, drilling: is in the crystal before the finished product is not completed, according to the required size and location of the hole, to drill processing, such as watchmaking, pen container, bottle hole, etc.
6, silk-screen printing: crystal surface with a different color for effect processing, color level is thicker, focus can fall off.
7, plating color: similar to the use of electroplating techniques in crystal surface with different colors, the layer is relatively thin, by friction can scratch,;Scratch, because the plating color is often located at the bottom, so the bottom of the plating color often use other objects attached, such as sheng xiaowen town.
8, carving: three-dimensional sense of strong, high technology, fine workmanship, high cost.Divide hand carve graph, machine carve character.
9, sandblasting: three-dimensional sense of weak, more flat, no concave and convex, machine carving text, graphics, etc. after the effect processing.Low cost and fast production.