Question

State the economic significance of rocks.

Answer 1

• Like minerals, rocks are of great resource value, some directly and some as constituents of minerals.

• Soils are derived from the weathering of rocks.

• Almost all types of building materials used for paving roads, floors, and building walls of houses or other structures, including bridges, come from rocks.

• Rocks are a source of precious metals like gold, silver, platinum, etc.

• Apart from minerals and fossil fuels, even rock wastes have now been used in manufacturing various articles.