Process Calcite Powder for Decorative Paints is commonly used in paint as an extender for titanium dioxide or TiO2 and also improves opacity. Jay Minerals offers Process Calcite Powder for Decorative Paints. Jay Minerals supplies industrial grades of calcium carbonate chemicals like micronized calcium carbonate, natural calcium carbonate, natural calcium carbonate powder, calcite powder and coated calcite powder. The Process Calcite Powder for Decorative Paints comes as small and narrowly distributed calcite powder particles to help space the individual TiO2 particles and maximize the hiding power.