WG-160™ muscovite mica is a wet ground muscovite mica which offers beneficial rheological properties and is chemically inert. Muscovite mica is specified to brighten the tone of colored pigments and to offer decorative effects. These properties render Imerys muscovite micas excellent functional minerals for paint, coatings and joint compounds, adhesives and sealants where it provides improved barrier properties, assists in adhesion, and reduces cracking and checking.