Mica and

Sericite

Mica is platy, has an excellent slip, and is chemically inert. The source and processing will determine the physical properties that affect performance. Sericite has properties that are between that of talc and mica, depending on the source and processing. It can be used as a total replacement for talc

A-0051: Mica
    
A-0061: Sericite
    
A-0065: Sericite