Types of rocks

Types of rocks

1. Sedimentary Rocks

   • Iron Ore
     • Formation
       • Rocks and minerals which metallic iron can be extracted.
     • Historical uses
       • Steel production.
     • Now a Days uses
       • Manufacture steels of various types

2. Methamorphic Rocks

   • Igneous Rocks
   • Emerald
     • Formation
       • Beryl
       • Earth movements
       • Needed to be concentrated near the hot waters
     • Location: Boyacá Department, Colombia.
     • Historical Usages
       • Jewelry
       • Magic
       • The Sumerians used to use emerald to bring back the eyesight
     • Now a days uses
       • Microscope
       • Call back an estranged love

3. Metal (is not a type of rock)

   • Cooper
     • Formation
       • Molten rock with small amounts of copper fluid crystallizes.
   • Historical uses
     • Utensils
     • Statues
   • Now a days uses
     • Coin minting
     • Ornaments
     • Building construction

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