INDIAN GEOGRAPHY

MINERAL AND ENERGY RESOURCES IN INDIA

MINERALS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Iron ore is an example of which of the following minerals?
A
Ferrous minerals
B
Non-ferrous
C
Organic
D
Inorganic
Explanation: 

Detailed explanation-1: -Ferrous minerals are those minerals that contain iron. Some examples of ferrous minerals include iron ore, manganese, nickel and chromite .

Detailed explanation-2: -Examples of ferrous minerals are iron ore and manganese. Brass and copper are two examples of non-metallic or non-ferrous minerals. In ferrous minerals, iron is found in the +2 oxidation state.

Detailed explanation-3: -The minerals that contain iron are called ferrous minerals. Examples of such minerals are iron ore, manganese, nickel, chromite, etc.

Detailed explanation-4: -Ferrous metals can include a wide range of different alloying elements, including chromium, nickel, manganese, molybdenum, and vanadium, manganese.

Detailed explanation-5: -In the Earth’s crust iron is found mainly as minerals of iron oxide such as hematite, magnetite, goethite and limonite. The minerals that are mostly used as ore for making iron are hematite (Fe2O3) and magnetite (Fe3O4). Iron is quite soft and easily worked, but it has a very high melting point of 1538°C.

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