Oyarzún Muñoz, Roberto <br/><br/>
The As-contaminated Elqui River basin: a long lasting perspective (1975-1995) covering the initiation and development of Au-Cu-As mining in the high Andes of northern Chile 

 - London  Kluwer Academic Publishers  October 2006 
 - pp. 431-443  ilus., tbls. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ARSENICO<br/>CALIDAD DEL AGUA<br/>COBRE<br/>CONTAMINACION DEL AGUA<br/>GEOQUÍMICA<br/>MATERIALES TOXICOS<br/>MINERIA<br/>ORO<br/>SEDIMENTOS FLUVIALES<br/>SUELOS
<br/><br/><label>Subjects--Geographic Terms: </label><br/>CHILE<br/>ELQUI, RIO<br/>REGION NORTE