Sericite is a layered silicate mineral exhibiting a silky luster. It is a subspecies of white mica, appearing as a microfine grain variant of white mica. Its chemical formula is: KAl₂(AlSi₃O₁₀)(OH)₂, can be peeled into very thin flakes, flexible and bendable. It demonstrates good resistance to acids and alkalis, salt spray, high temperatures (above 600℃), electrical insulation, and wear. Its unique layered structure offers water vapor barrier properties and a smooth skin feel. It is widely used in rubber, plastic, paint, ceramics, cosmetics, and other industries.

Saihe Cosmetic Grade Sericite Mica Powder is produced from Ma'anshan sericite mine by a special wet process and is widely used in cosmetics and personal care products. Its unique flake-like structure can shield ultraviolet rays and is commonly used in sunscreen products. Its good moisture and oil absorption properties control skin oil while providing moderate coverage and transparency, giving a natural look to makeup. Its high stability and good adhesion enhance the longevity of makeup, and it can be used in makeup and personal care products such as foundations, loose powders, face powders, talcum powders, sunscreens, and eye shadows.