136 
Rex T. Pkider, 
IMate I LI. 
Mierocline granite gneiss. 
C. Small porpliyroclast of microelinej with granulated periphery, 
crossed. X 25. 
R. Finely granulated mierocline granite gneiss. Elongated uncrushed 
grains abundant. Nicols crossed. X 25. 
Nicois 
quartz 
