Jul 03, 2018· 1. Introduction. CaCO 3 is an important inorganic mineral material. Especially, the CaCO 3 powder material prepared with various non-metallic minerals, such as aragonite, calcite, and some rocks with calcite as the main ingredient component, has many advantages, such as high purity, high whiteness, good compatibility with organic and inorganic matrices, and low cost [1,2].