Minerals. 397 



1882. 



Total acquisitions 266, including : 



A collection of about 250 rock-specimens from Scotland, 

 chiefly from Perthshire and the Island of Arran : presented by 

 the Council of the British Association. 



1883. 



Total acquisitions 167, including: 



A series of andesites, dacites, basalts, limestones, etc., from 

 the Salomon Islands : collected and presented by Mr. H. B. 

 Guppy, M.B., Surgeon of H.M.S. Lark. 



1884. 



Total acquisitions 85, including : 



A collection of the granites of the Harz : purchased. 



1885. 



Total acquisitions 1 94, including : 



Specimens of obsidian and of calcareous and siliceous tufa 

 from the Yellowstone Park, U.S.A. : presented by Mr. W. Car- 

 ruthers, F.R.S. 



1886. 



Total acquisitions 977, including : 



A series of polished specimens of protogine from Mont Blanc : 

 presented by Mr. Richard Fort. 



A collection of about 150 specimens of granites, dolerites, 

 quartzites, etc., from Western Australia: presented by Mr. 

 E. T. Hardman. 



A collection of about 400 specimens of granites, gneisses, 

 schists, etc., from South Australia, including a series of rocks 

 from the Barossa and Echunga Gold-fields: presented by the 

 Government of South Australia. 



A collection of granulites and schists from Saxony, illustrating 

 Lehmann's Untersuchungen uber die Entstehung der altlcrystallin- 

 ischen ScMefergesteine, Bonn, 1884 : purchased. 



A collection of 266 specimens of schists, etc., from the Mont 

 Cenis Tunnel : purchased. 



