We use a set of wet processing and dry processing method, to process and blend clays, in order to form clay which can easily substitute imported clays, thus lowering the production costs of the manufacturer.
· Alkali feldspar (also called potassium feldspar or Kfeldspar) has a color range from white to brickred, and it's typically opaque. Many rocks have both feldspars, like granite. Cases like that are helpful for learning to tell the feldspars apart. The differences can be subtle and confusing. That's because the chemical formulas for the feldspars blend smoothly into .