Exercises

Question 3.1

Define a mineral.

Question 3.2

What is the difference between an atom and an ion?

Question 3.3

Draw the atomic structure of sodium chloride.

Question 3.4

Name two types of chemical bonds.

Question 3.5

List the basic crystal structures of silicate minerals.

Question 3.6

Name three classes of minerals other than silicates.

Question 3.7

How would a field geologist measure hardness?

Question 3.8

What is the difference between the carbonate minerals calcite and dolomite?

Question 3.9

What are the differences between extrusive and intrusive igneous rocks?

Question 3.10

What are the differences between regional and contact metamorphism?

Question 3.11

What are the differences between siliciclastic and chemical or biological sediments?

Question 3.12

Name a common silicate mineral found in each of the three families of rocks: igneous, sedimentary, and metamorphic.

Question 3.13

Of the three families of rocks, which form at Earth’s surface and which in Earth’s interior?

Question 3.14

What are the characteristics of an economically valuable ore deposit?