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1. Introduction. Kaolin is a mineral widely used in different industries, among which the ceramics industry is highlighted, which uses it for the manufacture of a wide variety of products, such as tableware, sanitary ware, stoneware, tiles, electrical porcelain, ornamental ceramics and refractory (Riveraet al., 2016 RIVERA, O., PAVEZ, O., LI KAO, J., NAZER, A. Metallurgical …