A method for forming a pelletized evaporite mineral product, the method comprising: forming a material comprising a liquid and at least 50% by mass of an evaporite mineral powder; and processing the material using a pan pelletizer to form pellets comprising the material, the pan pelletizer being configured so that the mean dwell time of the material in the pan of the pelletizer is in the range from 60 to 120 seconds and the mean diameter of the pellets formed by the pelletizer is in the range from 1 to 8 mm.