Gibson, Peter Craig <br/><br/>
Timing and interrelation of magmatic, tectonic, and hydrothermal activity at the Orcopampa district, southern Peru 

 - El Paso, Texas  Society of Economic Geologists  December 1995 
 - pp. 2317-2325  ilus. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ADULARIA-SERICITA<br/>ALTERACIÓN HIDROTERMAL<br/>DATACION AR-AR<br/>EDADES RADIOMETRICAS<br/>GENESIS-YACIMIENTO<br/>GEOCRONOLOGIA<br/>MAGMA<br/>MINERALIZACION<br/>ROCAS VOLCANICAS<br/>YACIMIENTOS EPITERMALES
<br/><br/><label>Subjects--Geographic Terms: </label><br/>AREQUIPA<br/>PERU
<br/><br/><label>Subjects--Index Terms: </label>ORCOPAMPA, MINA