DEPARTMENT OF MINERALOGY, 167 



Crystals of baumhauerite and of the new mineral selig- 

 mannite, from the Binnenthal, Switzerland. 



A series of about 55 specimens selected from the late 

 Mr. T. Hohmann's private collection of South American 

 minerals, including fine crystals of atacamite, brochantite, 

 caracolite, enargite, paralaurionite, percylite, schwarzem- 

 bergite, and specimens of a new sulphostannite of lead. 



Fine crystals of beryl and tourmaline from Elba. 



A remarkable suite of fine doubly terminated and parti- 

 coloured crystals of tourmaline, ancl a large specimen con- 

 sisting of groups of radiating crystals of rubellite in lepidolite, 

 from California. 



A fine suite of large twinned crystals of cinnabar from 

 -Central China. 



A pseudomorph of marcasite after a large ammonite, from 

 Dorsetshire. 



The following names added to the Museum List were 

 previously not represented by specimens in the collection : — 



Bakerite, batavite, brunsvigite, hellandite, koenenite, 

 kunzite, natron-phlogopite, rickardite, seligmannite, stibio- 

 domeykite, tamaiiite, thorianite, vandiestite, yttrogummite, 

 ^eophyllite. 



Rocks. 



By Presentation : 



A small series of rock-specimens from Argentina ; collected 

 by Mr. C. Burmeister : by Mr. C. Stanley Barnes. 



Another small collection from Argentina : by Mr. Arthur 

 W. W. Brown. 



Volcanic dust from Mont Pele : by Colonel Biddulph. 



A large polished slab of Rapakivi granite : by Mr. W. 

 Brindley. 



A small collection of rock-specimens from New South 

 Wales : by the Department of Mines and Agriculture of New 

 South Wales, Sydney. 



A collection of rock-specimens from the Assynt District, 

 Sutherland : by the Director of the Geological Survey of 

 Great Britain and Ireland. 



A small collection of rock-specimens from Aden ; by Pro- 

 fessor J. W. Gregory, f.r.s. 



A large specimen of tonalite from the Tyrol : by Mr. A. 

 G winner. 



A remarkable mass of basaltic lava, showing a peculiar 

 structure, from the Azores : by the Ponta Delgada Museum, 

 S. Miguel (through Major F. A. Chaves). 



