ABSTRACT OF PROCEEDINGS. xlv. 



Taylor's Arm, presented by Mr. D. H. Matthews, (d) 

 Crystallised molybdenite from Cooper's Pipe, seven miles 

 S.B. of Bolivia, (e) Pyrites showing perlitic tracery. 



3. Mr. C. A. Sussmilch exhibited a series of intrusive 

 tuffs from the Devonian of Copeland. 



4. Acting Professor Cotton exhibited (a) Photographs 

 of aboriginal carvings at Kuringai Chase, (b) Specimens 

 of Encrinurus from the Silurian of Lewis Ponds; the sedi- 

 ments containing the specimens have been much affected 

 by stresses. 



5. Dr. C. Anderson exhibited specimens of crystallised 

 calcite from the Belubula Caves. 



6. Mr. W. R. Browne exhibited (a) Glossopteris and 

 Gangarnopteris, the Newcastle Coal Measures, Pokolbin. 

 (b) Series of fossils from Gosforth. (c) Notes on the suc- 

 cession of sediments in the Hudson Peak district. A 

 discussion followed. 



Monthly Meeting, 11th September, 1917. 



Mr. J. E. Carne in the Chair. 



Eight members were present. 



exhibits : 



1. From the Mining and Geological Museum, (a) Opalised 

 belemnites from Stuart Range, and potch opal, (b) Gold- 

 bearing andesite from Oparara, New Zealand, and pyritised 

 marine Miocene fossils from the same locality. 



Mr. C. A. Sussmilch gave some notes on the geology of 

 the Seaham district. A discussion followed. 



Monthly Meeting, 11th October, 1917. 

 Mr. J. E. Carne in the Chair. 

 Nine members were present. 



Mm— December 5, 1917. 



