Betkowski, Wladyslaw B. <br/><br/>
Geochronological characterization of Llallagua altered porphyry and hydrothermal vein assemblages from selected phosphate minerals and zircon<br/> 

 - Amsterdam  Elsevier  February 2022 
 - 14 p.  ilus. 
<br/><br/><label>ISSN: </label>0024-4937 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GEOCRONOLOGIA<br/>ESTAŅO<br/>MAGMATISMO<br/>SISTEMAS HIDROTERMALES<br/>FOSFATOS
<br/><br/><label>Subjects--Geographic Terms: </label><br/>BOLIVIA<br/>ANDES