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ADVANTAGES OF ROCKS TO HUMANKIND

Rocks are the accumulation of minerals in a solid-state. However, rocks include substances like clay, sand stone, shells, and corals. Rocks that contain metallic compounds are called ores. The rocks of the crust are made up of eight main chemical elements; oxygen, silicon, iron, aluminum, calcium, potassium, sodium, and magnesium.

The following are values of rock to man.

  • Rocks are very important in the formation of soils which can be used for agricultural production. 
  • Rocks are used for building purposes: some rocks such as limestone, sandstone, gravels and sand are used for building houses, construction of roads, etc.
IMPORTANCE OF ROCK TO HUMAN KIND
  • Some rocks are used as sources of energy or fuel such as coal and petroleum (mineral oil).
IMPORTANCE OF ROCK TO HUMAN KIND
  • Limestone is widely used for cement manufacturing. In Tanzania, cement is produced at Tanga, Mbeya and Wazo Hill.
IMPORTANCE OF ROCK TO HUMAN KIND
  • Salt extraction: salt usually originate from rock accruing strata, for instance, in Tunisia and Morocco there are large deposits of salt.
  • Manufacturing of chemicals: some rocks contain nitrate or phosphate, while others have potash. This kind of rocks can be used for making dyes, fertilizers and medicines. 
  • Mineral deposits: mineral ores occur in veins of some rocks such as igneous rocks. The minerals are formed when the magma coos down. Valuable minerals extracted from rocks include gold, lead, tin, silver, diamond, copper, zinc, aluminum, calcium and manganese.
IMPORTANCE OF ROCK TO HUMAN KIND
  • Some rocks are so impressive such that they attract tourist to come and view them. In so doing, the country earns a lot of foreign exchange.
IMPORTANCE OF ROCK TO HUMAN KIND
  • Some rocks are used for decoration of houses as ornaments or they are grinded to produce powder which is used for decoration. 

We hope that you have found this article useful. If you have any additional information you would like to share with us on the importance of the rock to mankind, please add them to the comment below. 

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