Monochrome Series remarkable crystal are: colorless transparent crystal; purple amethyst (commonly known as Amethyst); yellow smoke Buying quartz, tobacco brown to nearly black, citrine, smoky quartz or smoky quartz; pale yellow, transparent citrine; rose red rose quartz (commonly known as QUARTZ); milk milky quartz. Because it contains hematite or mica inclusions scaly and patchy glittering sand stone. How to identify good and bad partakers quartz quartz stone slab casting and molding Caesar quartz stone, molded decoration quartz plate is better, there is no dense gas density porous silica stone, and cast often in the back and sometimes have a lot of pores on the surface. Good color is very pure quartz stone, quartz stone hue times more turbid. Quartz with bad quality raw materials, machinery and equipment, production process, and technology development efforts and other hardware facilities have a direct link, of course, the management of the enterprise is critical. Quality of identification methods are now following aspects to reveal the cause of good or bad quality quartz stone inside and outside in. Zhongshan quartz | Nan quartz | Kai Sa Building Materials provided by Kai Sa Building Materials Co., Ltd., Dongguan City. Building Materials Co., Ltd., Dongguan City, Kai Sa (www.kaisa-stone.com) strong, credible, in Dongguan, Guangdong sandstone industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving Kai Sa innovative ideas will lead into the glorious building materials and you work for a better future!