Fig. 4.—Microscope-section of rock illustrating type 2. (xe 
A 
se 
OO) 
rel 
20 47a 
14 = Sphene; 16 = Scapolite ; 20 = Pyroxene; 29 = Iron-ores ; 
47 = Wollastonite ; 47 a = Quartz and calcite replacing wollastonite. | 
Fig. 5.—Another rock illustrating the same type as above. (X 12%.) 
2 
[6 = Plagioclase ; 14 = Sphene; 21 = Amphibole ; 49 = Calcite ; 
54 = Graphite. ] 
