THE VOLCANIC ROCKS OF SOUTH-EASTERN 

 QUEENSLAND.* 



By H. C. Richards, D.Sc. 

 Department of Geology, The University of Queensland. 



{Read he fore the Royal Society of Queensland, 

 November loth, 1915.) 



I. INTRODUCTION. 



During the last forty years, there have been numerous 

 publications dealing with different portions of the volcanic 

 area of south-eastern Queensland, or with some representa- 

 tives of the volcanic rocks, but hitherto there has been no 

 attempt to deal with the volcanic area as a whole from a 

 petrological standpoint. 



]\rany divergent views have been put forward as to 



* The Council of the Royal Society of Queensland desires to 

 acknowledge its gratitude to the Queensland Government for their 

 generosi-y in printing this paper. 



