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Rocks & minerals / by Tomecek, Steve.; Poling, Kyle.;
LSC
Subjects: Rocks; Minerals;
© c2010., National Geographic Society,
Available copies: 1 / Total copies: 1
unAPI

Everything rocks & minerals / by Tomecek, Steve.; Peter, Carsten.;
Includes bibliographical references (p. 62), Internet addresses, and index.LSC
Subjects: Rocks; Minerals;
© c2011., National Geographic Society,
Available copies: 1 / Total copies: 1
unAPI