Hofstra, Albert H. <br/><br/>
La Española prospect; a multiple intrusive porphyry complex with low-grade gold potential, northwestern Altiplano, Bolivia 

 - Reston, VA  U.S. Geological Survey  1994 
 - p. 48  ilus. 
 - U.S. Geological Survey Circular  n.1103-A .
<br/><br/><label>Subjects--Topical Terms: </label><br/>ALTERACIÓN HIDROTERMAL<br/>DATACION K-AR<br/>GENESIS-YACIMIENTO<br/>GEOCRONOLOGIA<br/>INCLUSIONES FLUIDAS<br/>PORFIDOS<br/>SENSORES REMOTOS
<br/><br/><label>Subjects--Geographic Terms: </label><br/>ALTIPLANO<br/>ANDES<br/>BOLIVIA
<br/><br/><label>Subjects--Index Terms: </label>LA ESPAÑOLA, YAC S^ORO