TuE Amkrican (TKOi.ociisr, Voj.. XXI. 
1'I.ATE XIV. 
Fig. 1.— Diagrammatic sketch of reaction rim about quartz inclusion, showini 
secondary pegrmatite bands. Enlargements diameters. 
Fig. 2.— Pegmatite. Enlargement fiO (lia)Il('t('r^ 
