DEPARTMENT OF MINERALOGY. 159> 



Oalcite concretions from Slierika, Kliargeh. Oasis, Egypt: by 

 Dr. Charles Taylor. 



Rock-crjrstal grading into quartzite, and diamond matrix and 

 associated minerals, collected by the donor in Brazil, 1919 : by 

 Robert R: Walls, Esq. 



Ores (blende, galena, tetrahedrite, ankerite, etc.) from the 

 Combe Martin silver-lead mines (worked from about 1200 to 

 1880), North Devon; gold, iridosmine, and platinum from Soutb 

 Africa : by Franklin White, Esq. 



Native bismuth, zircon, and corundum from Northern 

 Nigeria: by A. Stanley Williavis, Esq. 



By Exchange : 



A series of specimens of zinc phosphate minerals from the new 

 find at Salmo, British Columbia, viz., two specimens of spen- 

 cerite as crystals (a new species); hopeite and parahopeite with 

 spencerite ; hemimorphite, crtystals and mamillated, and pseu- 

 domorphous after spencerite. 



Crystallised willemite from Broken Hill, Hhodesia. 



By Purchase : 



A series of large show specimens of various minerals (axinite, 

 blende, chessylite, copper, copper-pyrites, polybasite, sphserosi- 

 derite, wavellite, quartz pseudomorphous after barytes, etc.) 

 selected from an old collection made by the late Charles Walker. 

 Miscellaneous specimens illustrating British mineral occur- 

 rences, including: — cerussite, acicular cr^^stals, from Weardale, 

 Co. Durham; tennantite crystals from St. Just, Cornwall; native- 

 silver, botryoidal blende, pinite, dufrenite, halloysite, etc., from 

 Cornwall ; caledonite with la!Qarkite from Leadhills, Lanark- 

 shire. 



A series of minerals from the asbestos mines of Val Malenco, 

 Lombardy, including asbestos (a mass of long fibres), actinolite,. 

 albite, tourmaline, penninite, quartz, magnesite. 



Covellite, large brilliant blue plates, from Sardinia. 

 Linarite and paratacamite, well-crystallised, from Chili. 

 Serpierite, a fine crystallised specimen from Laurion, Greece- 

 Minerals from Germany, comprising : — new occurences of 

 phosphate minerals in pegmatite at Hagendorf and Pleystein, 

 Bavaria, including the new species phosphophyllite, phosphofer- 

 rite; various minerals from Thuringia, including native gold 

 with pyrophyllite, bournonite with caledonite, etc. ; a larige 

 crystalline mass of chalcanthite from the Harz Mountains ; cry- 

 stals of kainite and kieserite. 



Minerals from the Otavi district in S.W. Africa, e.g., ota- 

 vite, phosgenite, anglesite, cuprodescloizite. 



New Canadian mineral occurrences, including : — polished slabs 

 showing the association of breithauptite, niccolite, smaltite, and 

 native silver in the veins at Cobalt, Ontario; spencerite, para- 

 hopeite, orthoclase crystals, and sodalite from British Columbia ;. 

 temiskamite (a species new to the collection). 



