Heyl, Allen David V. <br/><br/>
Gold and rare earth bearing placer deposits found on the Leon de Oro and Toro de Oro claims, Urubamba and Yanatilli rivers, Department of Cuzco, Peru 

 - La Paz  Editions de l'ORSTOM  1991 
 - pp. 75-88 
 - Collection Colloques et Séminaires .
<br/><br/><label>Subjects--Topical Terms: </label><br/>ORO<br/>PLACERES AURIFEROS<br/>TIERRAS RARAS
<br/><br/><label>Subjects--Geographic Terms: </label><br/>PERU<br/>CUSCO<br/>URUBAMBA, RIO<br/>YANATILLI, RIO
<br/><br/><label>Subjects--Index Terms: </label>LEON DE ORO TORO DE ORO 
<br/><br/><label>Universal Decimal Class. No.: </label>553.411.3/H41|9