a guide to familiar minerals, gems, ores and rocks
Zim, Herbert Spencer
1957
Presents information on collecting and identifying rocks and minerals, with sections on metallic, nonmetallic, gem, and rock-forming minerals, and on igneous, sedimentary, and metamorphic rocks.
Uses earth science experiments for home or school to demonstrate the properties of rocks and minerals and how they relate to important environmental concerns such as earthquakes, erosion, acid rain, and water pollution.
Explains what geology is, how it has helped us learn about our planet, different types of rocks and minerals, how they were formed and how they influence our lives.