General Awareness · Geography

Minerals and Ores

1,167 Questions

Minerals and ores encompass the extraction, identification, and economic significance of naturally occurring crystalline substances. Topics cover specific ores like cinnabar and bauxite, alongside global mineral resource distribution. Candidates preparing for general awareness and geography sections should review these questions to master regional and global mineral reserves.

Ore identificationMineral extractionGlobal mineral reservesIndustrial minerals

Minerals and Ores Questions

Multiple choice

The minerals of garnet group are found in

  1. pyrope

  2. tiphroite

  3. fayalite

  4. willemite

  5. phenakite
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This option is correct because the mineral pyrope is the member of the garnet group. It displays red colouration in the naturals samples.

Multiple choice

Which one of the following minerals is able to act as fluorescent?

  1. Pyrope

  2. Seiferlite

  3. Phenakite

  4. Willemite

  5. (1) and (2) are both correct
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This option is correct because willemite is a zinc silicate mineral, it acts as the highly fluorescent (green) under shortwave U.V. light. These give the different colours daylight.

Multiple choice

Black diamond is:

  1. copper

  2. coal

  3. silver

  4. gold
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Coal is often referred to as black diamond due to its high value as a primary energy source and its carbon-based composition.

Multiple choice

Bauxite is an ore of

  1. aluminium

  2. boron

  3. lead

  4. silver
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Bauxite is the primary ore of aluminium, containing aluminium minerals like gibbsite, boehmite, and diaspore.

Multiple choice

Bauxite is used in

  1. aluminium industry

  2. steel industry

  3. ghee industry

  4. textile industry
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Bauxite Used for Aluminum Production. Bauxite is the principal ore of aluminum.