Minerals. 399 



1890. 



Total acquisitions 1050, including : 



A collection of about 700 specimens, chiefly of volcanic 

 rocks, made by the Challenger Expedition of 1873-76 ; including 

 specimens from Teneriffe (basalts and phonolites), Cape Verde 

 Islands (basalts, etc.), Island of Fernando Noronha (phonolites, 

 basalts), Ascension Island (trachytes, basalts), Tristan d'Acunha 

 Island (basalts), Falkland Islands (diabase, slates), Marion Island 

 (basalts), Kerguelen Island (basalts, phonolites, etc.), Heard 

 Island (basalts), Fiji Islands (andesites), Banda Island (andesites), 

 Moluccas (andesites), Philippines (andesites, limestones, etc.), 

 Juan Fernandez (basalts), Sandwich Islands (basalts, limestones), 

 St. Paul's Rocks (serpentine), Azores (trachytic lavas), St. Thomas 

 (diorites), Bass Straits (granites) : presented by the Lords Com- 

 missioners of the Admiralty through Sir John Murray, K.C.B., 

 F.R.S. [These rocks have been described by Prof. A. F. Renard 

 in Petrology of Oceanic Islands, Challenger Reports, Physics and 

 Chemistry, 1882, vol. vi, part vii.] 



A selection from the rock-specimens collected by Deputy 

 Inspector-General R. McCormick, R.1ST., during the Arctic Expe- 

 dition of 1827, the Antarctic Expedition of 1839-43, and the 

 Franklin Search Expedition of 1852-53 : bequeathed. 



About 50 specimens of basaltic lavas, of various dates, from 

 Mount Etna : purchased. 



1891. 



Total acquisitions 282, including : 



A small collection of basaltic lavas from Kilauea, including 

 specimens of the lava stalactites described by Prof. E. S. Dana 

 (Amer. Journ, Sci., 1889, ser. 3, vol. xxxvii, p. 441) : presented 

 by Mr. Armstrong Smith. 



A collection of the metamorphic rocks resulting from the 

 granite-intrusion at New Galloway ; described by Mr. S. Allport 

 and Prof. T. G. Bonney, F.R.S., in Proc. Eoy. Soc., 1889, vol. xlvi, 

 p. 193 : presented by Mr. S. Allport. 



A collection of about 100 small specimens of basaltic and 

 phonolitic lavas from St. Helena : presented by Mr. R. L. 

 Antrobus. [Some of these specimens were described by Mr. 

 G. T. Prior in Mineralogical Magazine, 1903, vol. xiii, p. 256.] 



A collection of about 50 specimens of the nepheline-syenites 

 and associated camptonitic dykes of Montreal: collected and 

 presented by Dr. G. C. Hoffmann. 



