Engineering Geology Practice Test 5

1. The concordant bodies associated with structural basins are ______________

2. Microcline can be easily distinguished from orthoclase.

3. What percent of crust do the micas form approximately?

4. What is the hardness of the quartz minerals?

5. The carbonate minerals have high hardness.

6. Name the carbonate mineral which is found in ultrabasic igneous rocks.

7. What is the diaphaneity of muscovite mica?

8. What is the colour and diaphaneity of a calcite mineral respectively?

9. The chemical composition of the feldspar group is __________

10. The streak given by the quartz group is __________________