Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
553.8 Olson, Donald. Exploring earth's treasures / written by Donald Olson ; scientific consultant, Joseph Peters. - Chicago, IL : Kidsbooks, Inc., c1996. 29 p. : col. ill. ; 24 cm. 1561564818 9781561564811 * Precious stones - Juvenile literature. Gems - Juvenile literature. Precious stones. * Peters, Joseph, * Title