Challoner, Jack,  <br/><br/>
Rocks and minerals 

 - 64 pages :   colour illustrations ;   20 cm 
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<br/><br/><label>ISBN: </label>184477113X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks
<br/><br/><label>Dewey Class. No.: </label>552