Major Minerals — Set 2
Geography · प्रमुख खनिज · Questions 11–20 of 60
The 'Kudremukh' iron ore mines are located in which state?
Correct Answer: A. Karnataka
Kudremukh mines are located in the Western Ghats of Karnataka. The word 'Kudremukh' means horse-face, describing the shape of a prominent peak in the range. These mines were known for exporting iron ore in slurry form.
Which state has the largest reserves of Coal in India?
Correct Answer: D. Jharkhand
Jharkhand holds the highest coal reserves in the country, particularly in the Damodar Valley. Famous coalfields like Jharia and Bokaro are situated in this state. Coal mining is a major driver of the state's industrial economy.
The Monazite sands on the Kerala coast are a rich source of which mineral?
Correct Answer: C. Thorium
Monazite sands in Kerala contain high concentrations of thorium. Thorium is considered a potential fuel for future stages of India's nuclear power program. These are placer deposits found along the coastal beaches.
Which mineral is also known as 'Liquid Gold'?
Correct Answer: D. Petroleum
Petroleum is referred to as 'Liquid Gold' because of its immense value in the modern industrial world. It serves as a fuel for transport and a raw material for various petrochemical industries. It is found in sedimentary basins across the globe.
Digboi in Assam is famous for being the site of India's oldest?
Correct Answer: D. Oil Well
Digboi is the site of the first operational oil well in India, discovered in the late 19th century. It is known as the birthplace of the Indian oil industry. The Digboi refinery is also one of the oldest in the world.
Which of the following is a non-metallic mineral?
Correct Answer: C. Mica
Mica is a non-metallic mineral that occurs as a series of plates or leaves. It has excellent dielectric strength and low power loss factor, making it indispensable for the electrical industry. It can be clear, black, green, red, or yellow.
The Balaghat mines in Madhya Pradesh are major producers of which mineral?
Correct Answer: A. Copper
Balaghat mines produce a significant percentage of India's copper. These mines are situated in the Malanjkhand belt of Madhya Pradesh. Copper is used in electrical cables and chemical industries due to its properties.
Which state is the leading producer of Gypsum in India?
Correct Answer: C. Rajasthan
Rajasthan produces nearly the entire output of gypsum in India. Gypsum is primarily used in the production of cement, fertilizers, and Plaster of Paris. It is also used to treat soil alkalinity in agriculture.
The Bailadila mines in Chhattisgarh are famous for producing high-quality?
Correct Answer: C. Iron Ore
Bailadila mines are known for their very high-grade hematite iron ore. The name 'Bailadila' means 'hump of an ox' in the local language, referring to the hills' shape. This ore is largely exported to Japan and South Korea via Visakhapatnam port.
Which mineral is commonly used in the manufacture of cement?
Correct Answer: B. Limestone
Limestone is the essential raw material for the cement industry. It is found in association with rocks composed of calcium carbonates or calcium and magnesium carbonates. It is also used for smelting iron ore in blast furnaces.