540 



THE GEOLOGY AND PETROLOGY OF THE GREAT 

 SERPENTINE BELT OF NEW SOUTH WALES. 



Part v. The Geology of the Tamworth District. 



By W. N. Benson, B.Sc, B.A., F.G.S., Linnean Macleay 

 Fellow of the Society in Geology. 



(Plates xlix.-liii.; and fifteen Text-figures.) 



contents. 

 Introduction and previous Literaturk 



General Geology AND Tkctonics 



Eastern Series (Lower Devonian, in part) — Lithology and Distri- 

 bution 

 Tamworth Series (Middle Devonian) — General Succession (jf the 

 Strata— Faunal Characteristics of the Neniingha and Moore 

 Creek Limestones — Distribution of the Lower Middle De- 

 vonian Series- Distribution of the Upper Middle Devonian 

 Series — Igneous Rocks, massive and clastic — "Intrusive 

 Tuffs" — Brecoiated .Sedimentary Rocks and Limestones 

 Barraba Series (Upper Devonian) — Baldwin AgglomeiaLes and 



Barraba Mudstones 

 Tectonics of the Devonian System ... 



Thickness of the Devonian System 



Conditions of the Formation of Radiolarian Rocks 



Serpentines, etc. 



Granites, etc. 



1'ertiary Basalt ... 



Terrace-Gravels... 



Stream- and Superficial Drift and Alluvium 



Petrology 



Summary 



Bibliography 



Introduction and previous Literature. 



Tamwortli, now a prosperous town of more than nine thousand 



inhabitants, is one of the old country-towns of the State. It 



lies on the Peel River at the foot of the Moonbi Ranges, almost 



due north of Sydne}^, and at a distance therefrom by rail of two 



