!44 



HREAT SERPENTINE-BELT OF NEW SOUTH WALES, VL, 



Horton River (see p. 268), Five miles further north, the 

 Nemingha(]) limestone appears again on Kelly's Gully, two miles 

 east of the railway-station, and has been noted in several inter- 

 mediate points. 



Analyses of the limestones at Kelly's Gully and Oakey Creek 

 have been cited previously (1, Pt. iii., p.712). 



Honzantallvi ?>eMed ^and^tone ft Cong lomenotc Jurassic ? 





I ^ 



About 150 VarcAs 



-go 



a 



Text-fig.2. — Jurassic sandstone overlying serpentine and Devonian Rock 

 at Kelly's Gullj', Warialda. 



A very interesting section in the creek here shows the relation 

 of the several formations. It was noted by Clarke in 1853.5). 

 Text-fig.2. illustrates the vertical section. To the east, the rock 

 is probably decomposing spilite, the serpentine is massive and 

 schistose, and locally gossany. It contains a bar of crushed 

 green cherts. Next to the serpentine, the limestone follows, 

 highh' crystalline and pinkish in colour, like that at Hamilton's, 

 and Bobby Whitlow, Capping this, resting on an irregular 

 eroded surface, lies the coarse Warialda Jurassic(?) sandstone. 

 The serpentine projects up from the general surface into the 

 sandstone, showing its ancient relief, and, as no veins continue 



