MINERALS CLASS -6

(a)   are aggregate of one ir minerals

.......have a definite chemical composition

• Rocks

• Minerals

• Soil

Metallic minerals have

• Lustre

• Dullness

• Rough

Minerals containing iron are

• Ferrous minerals

• Mineral fuels

• Non ferrous minerals

Coal and petroleum are

• Ferrous metals

• Mineral fuels

• Metal

The process of digging wells and extracting minerals is

• Drilling

• Quarrying

• Open pit

Minerals at great depth are taken out by

• Shaft mine

• Quarrying

• Open pit

Magnetite and siderite are ores of

• Iron

• Copper

• Gold

Largest producer of iron in the world

• China

• India

• Brazil

Largest producer of magnese in the world

• India

• South Africa

• Srilanka