Rocks and minerals

They are made of one mineral, more than one or other materials

• Rocks

• Minerals

• Igneous rocks

Natural solid substances

• Rocks

• Minerals

• Metamorphic rocks

This rock comes usually from volcanoes

• Sedimentary

• Igneous

• Metamorphic

We can find fossils inside these rocks

• Sedimentary

• Igneous

• Metamorphic

The properties we can find in minerals are

• Hardness and lustre

• Colour and shape

• Hardness, lustre, colour and shape

• Size, hardness, lustre, colour and shape

If minerals are regular or irregular, we are talking about

• Colour

• Lustre

• Shape

• Hardness

They are formed under a lot of preassure and high temperature

• Sedimentary rocks

• Metamorphic rocks

• Igneous rocks

They are made of shells, sand and little stones

• Sedimentary rocks

• Igneous rocks

• Metamorphic rocks

If lava cools slowly the rocks form is

• A smooth and shiny rock

• A rock with very small holes and gas bubbles

The way light is reflected on minerals is called

• Lustre

• Hardness

• Shape