Like other towns in the County, Mint Hill has changed a lot in recent years. Instead of having to go elsewhere to dine out, shop or work, Mint Hill has many options these days. I once worked in Mint Hill, and got to know the town and its people well.
Limestone is a sedimentary rock that is composed primarily of calcite. It forms from both the chemical precipitation of calcium carbonate and the transformation of shell, coral, fecal and algal debris into calcite during diagenesis.
Jupiterimages/Photos.com/Getty Images. Limestone is a sedimentary rock composed of a mineral called calcite, which has the chemical formula CaCO3. Together with the dolomites, a related class of sedimentary rocks, limestone makes up some 10 to 15 percent of all sedimentary rock on our planet.he first element found in limestone is calcium; the symbol for calcium is Ca. Calcium has atomic number 20, meaning it has 20 protons in its nucleus.