ABSTRACT OF THE PROCEEDINGS 



OF THE 



GEOLOGICAL SECTION 



Monthly Meeting, 12th May, 1920. 



Mr. R. H. Oambage in the Ohair. 



Eight members and two visitors were present. 



Professor David and Mr. W. R. Browne were elected 

 Chairman and Honorary Secretary respectively. 



exhibits: 



1. Prom the Mining Museum: — (a) Etched slice of the 

 Yenberrie meteorite, an octahedral iron ; (b) a bismuth- 

 silver-gold sulphide (perhaps a new mineral species) from 

 Kangiara, near Yass; (c) amblygonite from Lady Don Mine, 

 Euriowie; (d) Baryto-celestite, Trangie; (e) Diatomite 

 with fossil fish remains, Bugaldi. 



2. From the Australian Museum : — (a) Stilbite from 

 Garawilla, near Gunnedah, a superb specimen presented 

 by Mrs. Hubert Kelly; (b) colourless garnet (grossularite) 

 and vesuvianite from near Bowling Alley Point. 



3. By Mr. W. R. Browne: — (a) Varve rock from the tillite 

 of Pre-Oambrian age (?) at Campbell's Creek, Poolamacca ; 



(b) contorted pegmatite vein in granulite, Broken Hill; 



(c) Pyrites pseudomorphed by limonite in schist, near 

 Mount Gipps Railway Station, Broken Hill district. 



Father Pigot discussed recent earth movements in the 

 Pacific, especially that which occurred early in February 

 and was particularly marked in the region south of New 

 Britain, in the neighbourhood of the deep trough discovered 

 and surveyed by the German exploring ship " Planet." 



