Rocks and Minerals

_____________ is used in making kitchen slabs.

• Diamond

• Granite

• Chalk

• Topaz

___________ is used to write on blackboards.

• Limestone

• Rock salt

• Marble

• Iron

Coal is used in the production of _______________.

• paper

• jewellery

• crockery

• electricity

____________ gives a shine to the gemstones.

• Polishing

• Cutting

• Digging

• Breaking

_______________ is the hardest known rock mineral.

• Garnet

• Copper

• Diamond

• Ruby

Identify this gemstone.

• Gold

• Silver

• Sapphire

• Emerald

_____________ is the softest mineral.

• Shale

• China clay

• Talc

• Slate

Identify a ruby from the following pictures.

• 
• 
• 
• 

Graphite is a hard rock. State true or false.

• True

• False

What do all rocks have in common?

• Same size

• Same colour

• They all have minerals

• Same shape