Investigating Minerals, Rocks, and Fossils

Investigating Minerals, Rocks, and Fossils — page 5 — eere CHAPTER SEE EARTH's BUILDING MATERIALS arth s building materials are minerals and rocks Minerals are natural sub stances that combine to form rocks and rocks are the basic unit that make up the A geologist examines a sample of granite using a magnifying loupe InStock Photographic Ltd Photodisc Getty Images IO

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