QUEENSLAND GOLD DEPOSITS. 



FRIDAY, 12th SEPTEMBER, 1884. 

 The Hon. A. C. GrecxOry, C.M.G., F.R.G.S., &c., in the Chair. 



The following donations were announced : — 



"Proceedings of tlie Linnean Society of New South Wales," 

 Vol. IX., Part 2, Sydney, 1884. From the Society. 



Atti della societa to.scana de scienzo naturali process! verbali, 

 Vol. IV, 4th May, 1884. From the Society. 



"Victorian ^^aturalist," Vol. I., No. 8, Melbourne, 1884. 

 From the Field Naturalist's Club of Victoria. 



* The following papers were read : — 



QUEENSLAND GOLD DEPOSITS. 



BY 



JOHN FALCONER, 

 Mining Engineer. 



(Bead on the 12th September, 1884.) 



Some years ago, in an article written for the " Qiieenslander,^^ 

 on the mineral wealth of the Burnett District, certain state- 

 ments were made, with regard to tlie occurrence of free gold 

 in the caps of Copper lodes, as far as these lodes were acted upon 

 by atmospheric influences. What I foretold in the state- 

 ments I then made has been I'ecently verified at the Cambia and 

 Mount Morgan with satisfactory results. 



Deposits containing gold occur in nearly all the copper lodes 

 I have visited in Queensland, and some of the Mount Perry 

 mines would pay well for working, if the natural process, which 

 has been going on for ages, was imitated and assisted ; which 

 process, may be briefly described, as the decomposition of gold- 

 bearing pyrites by the action of the atmosphei'e. 



Example I. — Some years ago, a mundic reef was worked on 

 the Burnett Range, between Baramba and Kilkiven, un- 



