DEPARTMENT OF MINERALOGY. 147 



By Purchase : 



Phenacite, a magnificent crystal ; Krageio, Norway. 



Euxenite ; Alve, Norway. 



Binnite, a suite of good crystals ; Haematite and Rutile, a 

 regular intergrowth of twinned crystals : Binnenthal, 

 Switzerland. 



Tridymite ; Euganean Hills, Italy. 



Hauerite, a large crystal : Raddusa, Sicily. 



Biotite, crystals twinned according to a new law ; Dscliepa, 

 Servia. 



Fluor, in hexakisoctahedra ; Nertschinsk, Transbaikal. 



Quartz, a large twinned crystal ; Kimpo san, Japan. 



Steenstrupite, Neptunite, Epididymite, Rinkite, Eudialyte, 

 and Cryolite, the last in extremely lai-ge crystals ; Green- 

 land. 



Roeblingite, Zincite in ciystals, Niccolite on Fluor, Fow- 

 lerite, fine crystals, and Clinohedrite ; all fi-om Franklin 

 Furnace, New Jersey, U.S.A. 



Endlichite ; Lake Valley, New Mexico, U.S.A. 



Lillianite ; Gold, good crystals, Gold pseudomorj)hous after 

 Calaverite, and Melonite ; Colorado, U.S.A. 



Cryptovalite ; Inyo County, California, U.S.A. 



Gold crystals on Iron Pyrites; Platinum, octahedral crystal; 

 Colombia. 



Anglesite with Cerussite, a fine group of crystals ; Cerus- 

 site, a mass of twinned crystals ; also Embolite, lodyrite, 

 Silver and Stolzite ; Broken Hill Mines, New South Wales. 



Opal, in the form of a fossil bone ; New South Wales. 



Vivianite, a fine group of radiating crystals; Wannon 

 River, Victoria. 



By Exchange : 



Brongniardite with Stanniferous Argyrodite and Miargy- 

 rite ; Bolivia. 



The following new species have been added to the 

 collection: — Clinohedrite, Cryptovalite, Lillianite, Miersite, 

 Penfieldite, Rinkite, Roeblingite, Semseyite, and Senaite. 



Rocks. 

 By Presentation : 



A large block of Gneiss dredged by H.M.S. " Challenger " 

 from a deposit of diatom-ooze in the Antarctic Ocean about 

 600 miles Is'.E. of Wilkes Termination Land : by Sir John 

 Murray, k.c.b., f.r.s. 



A large polished block of Orbicular Granite, from Kangas- 

 niemi, Finland : by Baron A. de Schulten. 



A small collection of volcanic rocks from Madeira : by 

 Jaroe^ Yate Johnson, Esq. 



