MINERALS

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MINERALS
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TOPICS TO BE COVERED

• What are minerals?
• Types of minerals
• Uses of minerals

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WHAT ARE MINERALS?

• Minerals are inorganic substances that are formed
  naturally over millions of years.
• They are not formed from living things but are
  formed as a result of natural processes that
  occur in the earth.
• Minerals on the surface - sand, every type of
  rock.
• Minerals below - iron, copper, tin etc.

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TYPES OF MINERALS

• Metallic Minerals
• copper
• iron
• lead
• aluminium
• Metallic minerals are often found as mineral ores

• Non Metallic Minerals
• quartz
• calcite
• halite
• ruby
• diamond
• Some are rock forming minerals

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MINERAL ORE

• Mineral ore is a mineral deposit mixed with
  rocks and it contains enough of a metal to
  permit it to be extracted and sold at a profit.

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USES OF MINERALS

• Raw material in industries (iron)
• Diamonds, hardest mineral can be used for various
  industrial purposes (drill bits, coating for
  razor blades, dental drills, surgical scalpels)
• Building materials (clay, stone)
• Jewellery (gold, silver, sapphire, topaz)

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MORE USES OF MINERALS