2. Click on the photos to find out more about these useful minerals
Precious
stones
Metal ores
Other industrial
minerals
Click on the photos to find out more about these useful minerals

3. Precious stones
or gems

4. Precious stones or gems Go back to useful minerals
These are crystals of certain minerals which, due to their beauty and scarcity, are of great value. These are some of the most notable:
Diamond. It is the hardest mineral and one of the most valuable gems.
Topaz
Opal
Amethyst
Aquamarine
Ruby
Emerald
Garnet
Sapphire
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5. Metal ores

6. Go back to useful minerals
Metal ores
These are minerals from which we can extract the metals that form part of their composition. For example:
From bauxite
Aluminium is extracted
From galena
Lead is extracted
From oligist
Iron is extracted
From copper pyrite
Copper is extracted
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7. Other industrial minerals

8. Other industrial minerals Go back to useful minerals
From some minerals, we obtain materials that are not metals but which are very useful. For example:
From uraninite or pitchblende
Uranium for nuclear power stations is extracted
Silicon for solar panels is obtained
Glass for windows, bottles and jars is obtained
From quartz
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