170 



ABSTRACT OF PROCEEDINGS 



OF THE 



jiogai §ocietg of §outh Australia 



For 1899-1900. 



Ordinary Meeting, November 7, 1899. 



W. L. Cleland, M.B. (President) in the chair. 



Exhibits. — J. G. O. Tepper, F.L.S. exhibited a ferruginous 

 sandstone of peculiar form, and some calcareous travertine, 

 the latter showing remarkable weathering ; both specimens 

 from the Lake Eyre distict. Mr. S. Dixon some specimens 

 from Mount Morgan mine, and described the conditions 

 under which they were found. Also he gave a description 

 of the labour-saving machinery by which 20,000 tons of :>re 

 were treated on the mine per month, and referred to the 

 liberal and enlightened policy pursued by the directors oy 

 which they were enabled to attract the best available talent 

 to their service. He also showed some rich tin ore speci- 

 mens from North Queensland, and a water bag made by the 

 natives of Queensland from the bark of a tree not identified. 

 Mr. Tepper drew attention to botanical experiments by Yon 

 Herzule in 1875, and by W. H. Preuss more recently, which 

 tended to prove that plants must manufacture their own 

 mineral matter. 



Paper. — "Notes on the Cliffs Separating Aldinga and 

 Myponga Bays/' by Edward Vincent Clark, B.Sc. 



Ordinary Meeting, December 5, 1899. 



W. L. Cleland, M.B. (President) in the chair. 



Exhibits. — J. G. O. Tepper, F.L.S. , exhibited a beryl 

 lying in a matrix of quartz from near Williamstown. A 

 piece of chalcedony with dentritic markings, and a small 

 spherical body of low specific gravity and well defined 

 marking which was picked up near the sea at Bunbury, W.A. 

 A. Purdie, M.A., showed specimens of fossiliferous cal- 



