Types of Rocks

Types of Rocks Questions to help you rock the upcoming test. 1When sediments are compacted and cemented together, this type of rock is formed.

2Any rock exposed to high heat and pressure can change form and turn into this type of rock.

3Any rock can be mechanically or chemically broken down into pieces called _________________.

4When magma cools and crystallizes this type of rock forms.

5When the melting point of the minerals in a rock are reached ______________ will form.

6A rock formed from cemented pieces of preexisting rock is called a ______________ sedimentary rock.

7Magma that cools in the ground will form an _________________ igneous rock.

8When rock is exposed to great pressure the minerals can separate into bands or layers to create a _________________ metamorphic rock.

9Some rocks form from the minerals in water precipitating (coming together). This type of rock is called a ________________ sedimentary rock.

10When lava cools at the surface of a volcano or at a mid-ocean ridge, an _________________ igneous rock will form.

11When a rock forms from the remains of living organisms it is called an organic or _______________ sedimentary rock.

12When a rock is exposed to high heat and pressure and only one type of mineral is present in the rock, a ______________________ metamorphic rock will generally form.

13Rock salt is composed of what mineral?

14Limestone is composed of what mineral?

15Breccia is different from conglomerate in that breccia contains ________________ fragments.

16The smallest clastic grain size is _____________.

17When the sedimentary rock bituminous coal is exposed to heat and pressure it transforms into __________________ coal.

18Shale first turns into slate because of heat and pressure. The last stage of its metamorphic journey would be as this rock.

19Limestone can change into this metamorphic rock.

20A sandy beach can turn into sandstone over time. If convergence occurs at that location, the pressure can form ______________________.

21Which mineral will melt (or crystallize) at the lowest temperature?

22Which mineral, containing magnesium and iron, will melt (or crystallize) at the highest temperature?

23Which igneous contains a lot of quartz and crystallizes at low temperatures?

24The igneous rocks basalt and ________________ contain a lot of darker minerals such as olivine and pyroxene.

25If magma containing a lot of quartz cools slowly, the igneous rock _______________ will form.

26Igneous rocks with a low silica (or quartz) content are called mafic while rocks with a high silica content are called ________________.

27The term that refers to trapped gases within the rock is ____________________.

28The igneous rock with the fastest cooling rate is known as ____________________.

29An extrusive, mafic igneous rock making up the surface of the ocean floor is ___________________.

30Did rhyolite cool quickly or slowly?

31What igneous rock is this?

32What was this rocks cooling rate? (fast or slow)

33What extrusive igneous rock is this?

34Gabbro and basalt make up ocean crust. Based on its grain size, would gabbro be found at the surface or on the underside of the crust?

35This lightweight rock can be found at the surface of many volcanoes.

36What is the name of this nonfoliated metamorphic rock?

37Many of you went to Blackrocks on Skyline Drive your freshmen year. What is the name of this nonfoliated metamorphic rock?

38Gneiss exhibits this metamorphic rock property.

39This clastic sedimentary rock makes up large portions of the desert southwest of the United States.

40What is the name of this clastic sedimentary rock that is found all around the Wilson campus?

41When shale is exposed to heat and pressure the first metamorphic rock it turns into is _________________.

42What is the name of this clastic sedimentary rock?

43This sedimentary rock is found throughout the Shenandoah Valley and is responsible for caves.

44Scoria, typically called lava rock, is what type of rock?

45Which of the 3 types of rocks would be formed in the situation above?

46Which of the 3 types of rocks forms at the edges of the magma?

47Which of the 3 types of rocks will form at each of the labeled positions above?