This industrial whiting chalk powder is mined from the mines that are rich in calcite. The crystals mined are ground into fine, smooth powder. This powder is highly demanded in construction industry as a key component in interior painting, whitewash and coating, where it is used as a filler pigment. The main purpose of using industrial whiting chalk powder is to improve the coverage area. Other industries where you can find this chalk powder are stainless steel, glass, marble, silverware, etc.