Laughlin, A.W. <br/><br/>
Potassium-argon dates from Toquepala and Michiquillay, Peru 

 - Lancaster, PA  Society of Economic Geologists  March-April 1968 
 - pp. 166-168  ilus. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DATACION K-AR<br/>EDADES RADIOMETRICAS<br/>GENESIS-YACIMIENTO<br/>GEOCRONOLOGIA<br/>YACIMIENTOS MINERALES
<br/><br/><label>Subjects--Geographic Terms: </label><br/>CAJAMARCA<br/>PERU<br/>TACNA
<br/><br/><label>Subjects--Index Terms: </label>MICHIQUILLAY TOQUEPALA