2.  Can a mineral scratch a mineral with a higher hardness number or a lower hardness number?

3.  Lower number

4.  If a mineral is shiny, does that mean it is metallic or nonmetallic?

5.  Metallic

6.  An unknown mineral is pale yellow, shiny nugget. The mineral leaves a greenish-black streak, and cannot be scratched by fluorite. What is it?

7.  Pyrite

8.  An unknown metallic gray mineral leaves a gray streak. The crystals appear cubic. When it breaks, it breaks with clear, clean cleavage. It scratches gypsum. What is it?

9.  Galina

10.  An unknown mineral is shiny, silvery-white and leaves a light gray streak. It is hard enough to scratch calcite. Is it silver?

11.  No

12.  An unknown mineral has a deep red color that looks like a gem. It leaves a colorless streak and is harder than quartz. Could it be a garnet?

13.  Yes

14.  What type of rock is most likely at location 1?

15.  Metamorphic

16.  What type of rock is most likely at location 2?

17.  Intrusive igneous

18.  What type of rock is most likely at location 3?

19.  Sedimentary

20.  What type of rock is most likely at location 4?

21.  Extrusive igneous

22.  What kind of rock is most likely at location A?

23.  Sedimentary

24.  What kind of rock is most likely at location B?

25.  Metamorphic

26.  What kind of rock is most likely at location C?

27.  Intrusive igneous

28.  What kind of rock is most likely at location D?

29.  Sedimentary

30.  What kind of rock is formed after rocks weather and erode?

31.  Sedimentary

32.  What type of rock is most likely to form when rocks melt and cool?

33.  Igneous

34.  Which type of rock is formed when rocks undergo heat and pressure?

35.  Metamorphic

36.  What word should go in circle A?

37.  Sediment

38.  What word should go in circle B?

39.  Sedimentary rock

40.  What word should go in circle C?

41.  Magma

42.  What word should go in circle D?

43.  Igneous rock