GL 107 Earth Systems Science
K. Hannula
Discussion questions for 9/5/07
1. What factors control the structure and chemical composition of a mineral?
2. What are the two most common chemical elements in the earth's crust?
3. What mineral group does each of the following common rock-forming minerals belong to? (Look at Fig. 1.12 and Table 1.3 in particular.)
Quartz
Biotite mica
Orthoclase feldspar
Calcite
Gypsum
Halite
Pyrite
Galena
Magnetite
Graphite