ssc preparation, important competetion questions, current affairs of india, latest question asked in competetion papers, River Terminology The study of rivers is known as Potamology. Alluvial Alluvial means deposited by river. Alluvial deposits consist of sand, clay, gravel and organic matter. Alluvial deposits form floodplains and deltas. They contain most of the world’s supply of tin ore, as well as, in some regions, gold, platinum, and gemstones. Brackish waters Water which is saltier than river water but less salty than sea water. Delta It is a triangular tract of deposits at the mouth of a river. It is composed of sands, silts and clay deposited by river water and is extremely productive agriculturally. Bird's Foot, Cuspate and Arcuate (fan-shaped) are the types of delta depending on the shape the river creates. Estuary It is the place where river meets the sea, also called the mouth of the river. Headwaters Also known as the source, headwaters ...
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