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Mineral identification


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Mineral identification

  1. 1. Mineral Identification Using Properties To Tell Them Apart This is the title for page 10R in your INB Then write the sentence on your first line
  2. 2. Properties <ul><li>Each mineral has its own properties that can be used to identify it. </li></ul><ul><li>Hardness </li></ul><ul><li>Color </li></ul><ul><li>Streak </li></ul><ul><li>Luster </li></ul><ul><li>Density </li></ul><ul><li>Cleavage and Fracture </li></ul><ul><li>Chemical activity </li></ul><ul><li>Special properties </li></ul>Just Read—Do Not Write
  3. 3. Properties <ul><li>Hardness </li></ul><ul><ul><li>Minerals can scratch any mineral softer then itself and can only be scratched by that of a mineral harder than it. </li></ul></ul><ul><ul><li>Moh’s scale of hardness ranks minerals from 1 to 10. 10 = hardest </li></ul></ul><ul><li>Color </li></ul><ul><ul><li>Can only be used to identify those minerals that have their own characteristic color. </li></ul></ul>Write All
  4. 4. Properties <ul><li>Streak </li></ul><ul><ul><li>Created when a mineral is rubbed against a hard rough tile that causes it to leave a powder behind </li></ul></ul><ul><ul><li>Different minerals leave different color streaks </li></ul></ul><ul><ul><li>The color of the mineral does not always match its streak </li></ul></ul><ul><li>Luster </li></ul><ul><ul><li>Term used to describe how a mineral reflects light from its surface </li></ul></ul><ul><ul><li>Terms to describe luster are glassy, earthy, waxy and pearly, metalic </li></ul></ul>Write All
  5. 5. Properties <ul><li>Density </li></ul><ul><ul><li>Density is the mass of a sample divided by its volume. </li></ul></ul><ul><ul><li>In mineral identification density is also called specific gravity. </li></ul></ul><ul><li>Crystal shape </li></ul><ul><ul><li>Crystals grow atom by atom. </li></ul></ul><ul><ul><li>There are six crystal shapes. </li></ul></ul>Write All
  6. 6. Properties <ul><li>Cleavage and Fracture </li></ul><ul><ul><li>Cleavage is when a mineral splits along flat surfaces. </li></ul></ul><ul><ul><li>Fracture is when the mineral does not split evenly but forms a rough surface. </li></ul></ul>Write All
  7. 7. Quartz <ul><li>Crystal </li></ul><ul><li>Cleavage </li></ul>Do Nothing
  8. 8. Halite <ul><li>Crystal Shape </li></ul><ul><li>Cleavage shape </li></ul>Do Nothing
  9. 9. Properties <ul><li>Chemical activity </li></ul><ul><ul><li>Some minerals react to acid. Mostly the carbonate minerals. </li></ul></ul>Write All
  10. 10. Reacting to Acid Do Nothing
  11. 11. Properties <ul><li>Special properties </li></ul><ul><ul><li>Some minerals glow under ultraviolet light </li></ul></ul><ul><ul><li>Some minerals give off radiation </li></ul></ul><ul><ul><li>Some minerals even have electric properties </li></ul></ul><ul><ul><li>A few minerals are attracted to magnets </li></ul></ul>Just Read—Do not Write
  12. 12. Under Natural Light
  13. 13. Under UV light
  14. 14. Left Hand Side of INB Pg 10L <ul><li>Divide the page into 4 equal sections—Windows </li></ul><ul><li>Title the page Pictures of Properties </li></ul>
  15. 15. Left Hand Side of INB Pg 10L <ul><li>Labeling sections: </li></ul><ul><ul><li>Streak </li></ul></ul><ul><ul><li>Cleavage </li></ul></ul><ul><ul><li>Fracture </li></ul></ul><ul><ul><li>Chemical Activity </li></ul></ul>
  16. 16. Left Hand Side of INB Pg 10L <ul><li>Streak </li></ul><ul><ul><li>Draw the picture below </li></ul></ul>
  17. 17. Left Hand Side of INB Pg 10L <ul><li>Cleavage </li></ul><ul><ul><li>Draw the picture below </li></ul></ul>BEFORE AFTER SMOOTH BREAKS
  18. 18. Left Hand Side of INB Pg 10L <ul><li>Fracture </li></ul><ul><ul><li>Draw the picture below </li></ul></ul>BEFORE AFTER ROUGH BREAK
  19. 19. Left Hand Side of INB Pg 10L <ul><li>Chemical Activity </li></ul><ul><ul><li>Draw the picture below </li></ul></ul>ACID BUBBLES & FOAM
  20. 20. YOU ARE FINISHED <ul><li>Now if there is time left over—You may EXPLORE around and CREATE in Comic Life only! </li></ul><ul><ul><li>There’s a way for you to take pictures on there—have fun! </li></ul></ul>