This useful medium may be carved or sanded perfectly smooth. This talc is mined at Mt Fitton in South Australia. Perfect for thickening, and easy to sand to a smooth surface. Use for paintings, mixed media, collage and collograph plates. Mix with equal parts of MM2 Impasto Medium, MM4 Gel Medium, MM6 Polymer Matt Varnish (water-based), MM7 Gloss Varnish and Gloss Medium, MM28 Polymer Satin Varnish (water-based) or MM30 Matt Gel Medium. Exterior works require a protective top coat.