Problem 1
What properties distinguish minerals from other substances?
Problem 4
What is an atom? An ion? A cation? An anion? An anionic group? What role does each play in minerals?
Problem 6
What are the factors that control the shape of a well-formed crystal?
Problem 7
What is a crystal face?
Problem 12
List the rock-forming minerals. Why are they called rock-forming? Which are silicates? Why are so many of them silicates?
Problem 13
Draw a three-dimensional view of a single silicate tetrahedron. Draw the five arrangements of tetrahedron found in the rock-forming silicate minerals. How many oxygen ions are shared between adjacent tetrahedron in each of the five configurations?
