Sand, mineral, rock, or soil particles that range in diameter from 0.02 to 2 mm (0.0008–0.08 inch). Most of the rock-forming minerals that occur on the Earth’s  surface are found in sand, but only a limited number are common in this form.Sand is a granular material composed of finely divided rock and minerals particles .It is defined by size,being finer than gravel and coarser than silt.

DID YOU KNOW?

1. We are running out of usable sand due to the insistent global need for concrete.

2. A sand -like material is found on the surface of mars.

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