TY  - BOOK
AU  - Morgan, Sally, 1957-
TI  - The rock cycle
SN  - 9781435828650
AV  - REF 552 M82 2009
PY  - 2009///
CY  - New York, NY
PB  - PowerKids Press
KW  - Petrology --Juvenile literature
KW  - Geochemical cycles --Juvenile literature
N1  - What is a rock? -- Rocks beneath our feet -- Rock types -- Igneous rocks -- Volcanic rocks -- Sedimentary rocks -- Changing rocks -- Worn away -- Weathered slopes -- Washed up -- Soil -- Types of soil -- Rocks and pollution -- Glossary
ER  -