Ground Calcium Carbonate / Limestone | Mineral
Ground Calcium Carbonate / Limestone. Size Reduction amp; Milling. Limestone, which is primarily calcium carbonate, is a sedimentary rock made from the minerals calcite or aragonite. A large portion of limestone is made from the skeletal remains of sea creatures and organisms. Ground Calcium Carbonate (GCC) differs from Precipitated Calcium Carbonate (PCC) in that the GCC is formed