Barytes (325mesh)

hardly contain barite in water and acid-free, magnetic, X-ray and gamma ray absorption characteristic.
  Process characteristics and uses
  Barium is an important mineral containing barite, with a large (4.3-4.7). low hardness (d.) chemically stable, do not dissolve in water and acid, barite powder used mainly oil, chemicals, paint, packing industries, which holds the drilling mud for oil increasing agent. Table 3 presents its main purpose.