Minerals!!!!

1. Minerals!!!! An introduction to the world of minerals

2. Minerals • There are over 3,000 kinds of minerals, only about 30 are common, the rest are rare.

3. Minerals-What are they? • Minerals are the building blocks of rocks.

4. Minerals-What are they? • Minerals can be rare and beautiful.

5. Minerals-What are they? • Minerals can be useful in objects and for our health.

6. Minerals-Where are they found? • Minerals exist all over the world

7. Minerals-Where are they found? • Minerals are formed as rocks or left behind after water has evaporated away.

8. Mineral Characteristics • To be a mineral, the substance must have all of the five following characteristics:

9. Characteristics of a Mineral • All minerals are made naturally by the Earth.

10. Mineral Characteristics 2. Minerals are inorganic. They are not made by and do not contain living or once living things.

11. Mineral Characteristics 3. Minerals are always a solid. YES!!!

12. Mineral Characteristics • Minerals have an orderly arrangement of repeating atom patterns. (crystals)

13. Mineral Characteristics • More Mineral shapes:

14. Mineral Characteristics • Minerals have a definite chemical composition. (a specific recipe) For example, diamonds are always made of Carbon (C) only. Salt is always made of Sodium and Chloride (NaCl)

15. Mineral CharacteristicsA summary: • Naturally formed • Inorganic • Solid • Contains a repeating pattern of atoms • Definite chemical composition

16. Am I a mineral??? A Review Quiz

17. A Glacier 1. Am I a mineral?

18. A Gold Nugget 2. Am I a mineral?

19. A Sea Shell 3. Am I a mineral?

20. A Quartz Crystal 4. Am I a mineral?

21. A Raindrop 5. Am I a mineral?

22. A diamond still embedded in a rock 6. Am I a mineral?

23. A Fossil 7. Am I a mineral?

24. A lump of coal 8. Am I a mineral?

25. Man-made diamonds 9. Am I a mineral?

26. Iron Pyrite (Fool’s Gold) 10. Am I a mineral?

27. A Snowflake 11. Am I a mineral?

28. An Ice Cube 12. Am I a mineral?

29. Answers

30. A Glacier Yes! 1. Am I a mineral?

31. A Gold Nugget Yes! 2. Am I a mineral?

32. A Sea Shell No-made by a living thing 3. Am I a mineral?

33. A Quartz Crystal Yes! 4. Am I a mineral?

34. A Raindrop No-not a solid 5. Am I a mineral?

35. A diamond still embedded in a rock Yes! 6. Am I a mineral?

36. A Fossil No-was once a living thing 7. Am I a mineral?

37. A lump of coal No-was once a living thing (plants) 8. Am I a mineral?

38. Man-made diamonds No-not naturally made 9. Am I a mineral?

39. Iron Pyrite (Fool’s Gold) Yes! 10. Am I a mineral?

40. A Snowflake Yes! 11. Am I a mineral?

41. An Ice Cube No-not naturally made 12. Am I a mineral?

42. The End

43. Homework Corrections 5 characteristics shared by all minerals: • Naturally formed • Inorganic • Solid • Contains a repeating pattern of atoms • Definite chemical composition

44. Salt • MINERAL!

45. Cement • Non-Mineral • Man-Made

46. Wood • Non-mineral • Not inorganic (from a plant)

47. Copper • MINERAL

48. Sugar • Non-mineral • From a plant (not inorganic)

49. Oxygen • Non-mineral • Not a solid

50. Silver • MINERAL!