ROCKS AND MINERALS ASSIGNMENTS

Please do the assignment at the level recommended for you by your teacher.
You may do additional assignments from any level for extra credit.

Level 1
What are Rocks? (20 points)
Make a concept map like the one below of the three types of rocks. Include

• The three types (categories) of rocks
  
• How each type of rock is formed 
• Examples of each type of rock 
• The difference between intrusive and extrusive rocks

Level 2  
Take the Rock and Mineral Challenge: (20 points)

1.  Explain what each of the characteristics listed below is and how they help to identify rocks and minerals.
2. Identify 2-3 rocks in the challenge.
   

• Hardness or (Mohs' Hardness Scale)
  
• Color
• Luster
• Transparency
• Streak
• Cleavage
• Crystal Shape
• Density
  

Level 2
What is the State of Illinois Mineral? (10 points - Only for extra credit)

Make a table of the four most common minerals found in Illinois, what they are used for, and tell which one is the most common mineral found in Illinois.

Level 3
What are Everyday uses of Common Minerals? (20 points)

• List 5-6 minerals and their uses. 
• Choose one mineral to write a persuasive letter about as follows: You work in a mine and the company is threatening to close the mine. Write a letter persuading the owners of the mine not to close. Include the different uses your mineral has in your explanation of why the mine should stay open.