Zhonghong Qihui

Quartz Type


  It has various types. The raw materials used in daily ceramics include vein quartz, quartz sand, quartzite, sandstone, silica, opal, diatomite, etc., and rice husk ash is also rich in SiO2. It is of the same origin as ordinary sand and crystal.
  When silicon dioxide crystallizes perfectly, it is crystal;
  When silicon dioxide gel is dehydrated, it becomes agate;
  When silicon dioxide-containing colloid solidifies, it becomes opal;
  When silicon dioxide crystals are smaller than a few micrometers, they form chalcedony, flint, and secondary quartzite.

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