1. Roughly how many different minerals are there in the Earth’s crust

2. Define mineral An inorganic sold with a repeating crystalline structure

3. How many crystal systems are there? 6

4. What is the molten material beneath the Earth’s surface? Magma

5. Aside from the cooling of magma, what is the other way in which minerals can form? Cooling from solution

6. What is the most abundant element in the Earth’s crust? Oxygen

7. This family contains Oxygen and Silicon
This family contains Oxygen and Silicon. They can form into single or double chains and sheets. Silicates

8. This family will fizz when you put acid on them due to having CO3 as their structure. Carbonates

9. This family is composed of one element Native elements

10. This family is made of Oxygen and a metal. Oxides

11. What is the name for the silicon and oxygen structure that forms the silicates? Oxygen silica tetrahedron

12. Cleavage or Fracture? Calcite Cleavage

13. Cleavage or Fracture? Quartz Fracture

14. Cleavage or Fracture? Feldspar Cleavage

15. Cleavage or Fracture? Biotite Mica Cleavage

16. Cleavage or Fracture? Pyrite Fracture

17. What is Moh’s hardness scale
What is Moh’s hardness scale? A scale 0f 1-10 that rates the hardness of minerals

18. If you can scratch it with a penny, it is what hardness or less? 3

19. What are your two choices for luster? Metallic and non metallic

20. Which mineral always has a brick red streak? Hematite

21. Which is the least useful characteristic for identifying minerals and why? Color, because many minerals have the same color as each other (ex: lots of white minerals), and a mineral may have multiple colors (ex: Quartz can be colorless, white, pink, black, purple).

22. What is the formula for density? Density = Mass Volume

23. What is the denominator for % deviation? Accepted value

24. What is the hardness of Quartz? 7

25. Which mineral will fizz when you put acid on it? Calcite

26. Which mineral has iron, a brassy yellow color, and a different color than its streak? Pyrite

27. What is the percent by volume amount of Oxygen in the Earth’s crust? 94.04%

28. What is the second most abundant element in the Earth’s crust? Silicon

29. Which mineral has fracture, a hardness of 7 and a SiO2 composition
Which mineral has fracture, a hardness of 7 and a SiO2 composition? Quartz

30. Internal arrangement of atoms
What determines a minerals density, color, cleavage or fracture, and other mineral properties?
Internal arrangement of atoms

31. Identify and list the properties of this mineral?

32. Metallic or nonmetallic Hardness of 5.5-6.5 or 1 Fracture
Hematite
Metallic or nonmetallic
Hardness of or 1
Fracture
Metallic silver or earthy red
Red streak

33. Identify and list the properties of this mineral?

34. Hardness of 7 -> no streak Fracture Nonmetallic
Quartz (Amethyst)
Hardness of 7 -> no streak
Fracture
Nonmetallic
Clear, purple, pink, Smokey, white

35. Identify and list the properties of this mineral?

36. Cubic cleavage and salty taste
Halite
Nonmetalic
Hardness of 2.5
Cleavage
Colorless to white
Cubic cleavage and salty taste

37. Identify and list the properties of this mineral?

38. Green black streak (fools gold)
Pyrite
Metallic
Hardness of 6.5
Fracture
Brassy yellow, gold
Green black streak (fools gold)

39. Identify and list the properties of this mineral?

40. Talc Nonmetallic Hardness of 1 Cleavage White to green Greasy feel

41. Identify and list the properties of this mineral?

42. Magnetite
Metallic
Hardness of
Cleavage
Black to silver
Magnetic properties

43. Identify and list the properties of this mineral?

44. Cubic cleavage density of 7.6 g/cm^3
Galena
Metallic
Hardness of 2.5
Cleavage
Metallic silver
Cubic cleavage density of 7.6 g/cm^3

45. Identify and list the properties of this mineral?

46. Flexible in thin sheets
Biotite mica
Nonmetalic
Hardness of 2.5-3
Cleavage
Black to dark Brown
Flexible in thin sheets

47. Identify and list the properties of this mineral?

48. Calcite
Nonmetallic
Hardness of 3
Cleavage
White or clear
Bubbles in acid

49. Identify and list the properties of this mineral?

50. Potassium (orthoclase) feldspar Nonmetalic Hardness of 6
Cleavage in 2 directions at 90 degrees

51. Identify and list the properties of this mineral?

52. Sulfur Nonmetallic Hardness of 2 Fracture White yellow streak

53. Identify and list the properties of this mineral?

54. Selenite gypsum
Nonmetallic
Hardness of 2
Cleavage
White to pink or grey

55. Identify and list the properties of this mineral?

56. Colorless or variable (green is common)
Fluorite
Nonmetallic
Hardness of 4
Cleavage
Colorless or variable (green is common)

57. Identify and list the properties of this mineral?

58. Black streak greasy feel
Graphite
Metallic
Hardness of 1-2
Cleavage
Silver to gray
Black streak greasy feel

59. Identify and list the properties of this mineral?

60. Flexible in this sheets
Muscovite mica
Non metallic
Hardness of 2-2.5
Cleavage
Colorless to yellow
Flexible in this sheets

61. Identify and list the properties of this mineral?

62. Cleaves in 2 directions, striations visible
Plagioclase feldspar
Nonmetallic
Hardness of 6
Cleavage
White to gray
Cleaves in 2 directions, striations visible

63. What is the worlds largest fish? Whale Shark

64. What is the world record holder for the tallest tree? Coast red woods

65. What is the world’s most massive tree Giant Sequoias

66. Why can’t you catch a cold in Antarctica
Why can’t you catch a cold in Antarctica? It’s too cold for the virus/germs to survive

67. What is the world’s smallest mammal. There are two possible answers
What is the world’s smallest mammal? There are two possible answers... The Etruscan shrew shares the title of world's smallest mammal with a fascinating creature from Thailand: Kitti's hog-nosed bat (Craseonycteris thonglongyai), also known as the bumblebee bat

68. What is the worlds fastest bird
What is the worlds fastest bird? (not in a dive) The WHITE-THROATED NEEDLETAIL

69. What is the worlds current population Just over 7 Billion (2015)

70. What is the worlds longest snake? Reticulated python

71. What is the worlds largest turtle? Leatherback