As a naturally occurring granular material composed of finely divided rock and mineral particles, sand consists of many components. Depending on the location, sand will vary in texture and color from one location to another. Sand is composed of silica, calcium carbonate and other minerals. Along with air and water, soil is considered one of three major natural resources. It is made up of many things, but the three main components are minerals that come from nearby, organic matter that comes from the remains of plants and animals that use the soil, and the living organisms that live in the soil. We have both!