11.4: Lab Exercise (Part A)

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Part A - Metamorphic Rock Identification

In order to answer the questions in this lab, you will need the rock samples from your HOL rock kit that are labeled M1 through M7 (located in the metamorphic rock bag). A photo of these samples is given in Figure 11.10. You will also need your hand lens, glass plate, and the HCl bottle.

1. Sample M1 has the following texture:

a. slaty cleavage

b. schistose foliation

c. gneissic banding

d. lineation

e. non-foliated

2. Sample M1 is called:

a. marble b. quartzite c. schist d. gneiss

e. slate f. anthracite coal g. amphibolite

3. The dark minerals in Sample M1 are:

a. flat biotite micas

b. tabular amphiboles

c. flat muscovite micas

d. tabular feldspars

4. A possible protolith for Sample M1 is:

a. an ultramafic rock

b. basalt

c. limestone

d. granite

e. sandstone

5. Sample M2 has the following texture:

a. slaty cleavage

b. schistose foliation

c. gneissic banding

d. lineation

e. non-foliated

6. Sample M2 is called:

a. marble b. quartzite c. schist d. gneiss

e. slate f. anthracite coal g. amphibolite

7. Sample M3 has the following texture:

a. slaty cleavage

b. schistose foliation

c. gneissic banding

d. lineation

e. non-foliated

8. Sample M3 is called:

a. marble b. quartzite c. schist d. gneiss

e. slate f. anthracite coal g. amphibolite

9. A possible protolith for Sample M3 is:

a. bituminous coal

b. basalt

c. shale

d. clay

e. rhyolite

f. sandstone

10. Sample M3 is an example of:

a. high grade of metamorphism

b. intermediate grade of metamorphism

c. low grade of metamorphism

11. Sample M3 is used for:

a. road construction

b. statues

c. roof tiles

d. barbequing

12. Sample M4 has the following texture:

a. slaty cleavage

b. schistose foliation

c. gneissic banding

d. lineation

e. non-foliated

13. Sample M4 is called:

a. marble b. quartzite c. schist d. gneiss

e. slate f. anthracite coal g. amphibolite

14. Sample M4 is mainly composed of this mineral:

a. biotite mica

b. amphibole

c. muscovite mica

d. calcite

e. quartz

15. Sample M4 is an example of:

a. high grade of metamorphism

b. intermediate grade of metamorphism

c. low grade of metamorphism

16. Sample M5 has the following texture:

a. slaty cleavage

b. schistose foliation

c. gneissic banding

d. lineation

e. non-foliated

17. Sample M5 is called:

a. marble b. quartzite c. schist d. gneiss

e. slate f. anthracite coal g. amphibolite

18. Sample M5 is mainly composed of this mineral:

a. biotite mica

b. amphibole

c. muscovite mica

d. calcite

e. quartz

19. A possible protolith for Sample M5 is:

a. diorite

b. quartz

c. limestone

d. shale

e. sandstone

20. Sample M6 is mainly composed of this dark mineral:

a. biotite mica

b. amphibole

c. muscovite mica

d. calcite

e. quartz

21. Sample M6 is called:

a. marble b. quartzite c. schist d. gneiss

e. slate f. anthracite coal g. amphibolite

22. A possible protolith for Sample M6 is:

a. basalt

b. granite

c. sandstone

d. limestone

e. shale

23. Sample M6 is an example of:

a. high grade of metamorphism

b. intermediate grade of metamorphism

c. low grade of metamorphism

24. Sample M7 has the following texture:

a. slaty cleavage

b. schistose foliation

c. gneissic banding

d. lineation

e. non-foliated

25. Sample M7 is called:

a. marble b. quartzite c. schist d. gneiss

e. slate f. anthracite coal g. amphibolite

26. A possible protolith for Sample M7 is:

a. basalt

b. granite

c. sandstone

d. limestone

e. shale