Black Mica Flakes

Black Mica Flakes

Natural Black Mica Flakes Biotite is a black variety of mica, opaque. Applied as an additive for paints and plasters as well as topping for tar paper. Used for decorating products. Thermal and electrical insulator. Chemical composition: K2(Mg,Fe)6(Al2Si6O20)(OH)4 – potassium iron magnesium aluminum silicate hydroxide Color: Black, dark brown, dark green, reddish black. Streak: White…