by: Edward Green Limestone is a type of sedimentary rock. It is chemically made up of the mineral calcite (calcium carbonate). Limestone is formed by the deposition of calcium carbonate on the floors of water bodies. Limestone is one the most widely known form of sedimentary rocks comprising about 10% of the sedimentary rocks. The […]

by: Anne Spencer DON’T Download JUNK! Make sure your download mp3 music is a quality mp3 and that your music download doesn’t have hidden downloads that will not only ruin your search for great music but will annoy you and invade your privacy. Here are the four hidden downloads most free music sites install on […]