Our French Mineral Grey Clay is a 100% natural premium mineral clay from France that is mechanically harvested. This Mineral Grey French Clay is composed primarily of Illite, Quartz and Kaolin, free from crystalline silica and is wonderful for helping remove impurities while gently exfoliating and conditioning the skin. It is perfect for body wraps, face scrubs, face masks, mineral make-up as well as added to soap and bath products.