00908cam a2200253 4500 249693102 TxAuBib 20160112120000.0 820924s1983||||||||||||||||||||||||eng|u 82017424 9780893758769 $8.59 (est.) 0893758760 $8.59 (est.) 9780893758776 pbk. $1.95 (est.) 0893758779 pbk. $1.95 (est.) TxAuBib Marcus, Elizabeth. Rocks & Minerals / by Elizabeth Marcus ; illustrated by Dan Lawler. Mahwah, N.J. : Troll Associates, 1983. 32 p. : col. ill. ; 27 cm. Questions and answers provide basic information about rocks and minerals, including their formation, properties, and identification. 20160112. Lawler, Dan,. TXMRB