Dolomite is a mineral used in:

Construction
Steelmaking
Glassmaking
All of the above

The correct answer is: D) All of the above

Dolomite is a mineral composed of calcium magnesium carbonate (CaMg(CO3)2). It is a common rock-forming mineral and is found in sedimentary, metamorphic, and igneous rocks. Dolomite is used in a variety of industrial applications, including:

  • Construction: Dolomite is used as a construction material in concrete, plaster, and other building materials. It is also used as a filler in asphalt and other road construction materials.
  • Steelmaking: Dolomite is used as a flux in steelmaking to remove impurities from the molten steel.
  • Glassmaking: Dolomite is used as a flux in glassmaking to lower the melting point of silica and to improve the quality of the glass.
  • Agriculture: Dolomite is used as a liming agent to improve the pH of acidic soils. It is also used as a fertilizer to provide calcium and magnesium to plants.
  • Other uses: Dolomite is also used in the manufacture of paper, ceramics, and other products.

Dolomite is a versatile mineral with a wide range of industrial applications. It is a valuable resource that is used in a variety of products that we use every day.