TY - BOOK AU - Hiscock,Bruce TI - The big rock SN - 0689314027 AV - QE432.2 .H57 1988 U1 - 552 19 PY - 1988/// CY - New York PB - Atheneum KW - Rocks KW - Juvenile literature KW - Geology N2 - Traces the origins of a granite rock located near the Adirondack Mountains and describes how it reveals information about the history of the earth ER -