226 MII^ERALOGY. 



the first time in France by the author and M. Veny in 1869, in a vein 

 of quartz running through granite, near Meymac, in the Department of 

 of Correze. The minerals associated with the bismuth-ores are wol- 

 fram, mispickcl, scheelitc, &c. G. A. L. 



Carnot, Ad. Sur quclques mineraux de bismuth et de tungsteno 

 do la mine de Meymac (Correze). [Minerals of Bismuth and 

 Tungsten from the Meymac mine.] Compt. Eend. t. Ixxix. 

 pp. 302-306. 



Analyses of varieties of Bismuthine and Bismuthite are given. 



, Sur quelqucs mineraux de bismuth de Meymac (Correze). 



[Bismuth minerals from Meymac] Compt. Eend. t. Ixxix. pp. 



477-479. 

 Analyses are given of Native Bismuth, Oxide of Bismuth, and Bis- 

 muthiferaus Mispickel from Meymac. 



. Sur quelques mineraux de tungstene de Meymac (Correze). 



[Tungsten-minerals from Meymac] Compt. Rend. t. Ixxix. pp. 

 637-640. 

 Analyses of "Wolfram, Scheelite, and of hydrated Tungstic Acid from 

 Meymac. 



Castillo, Ant. del. Ueber eine neue Mineral-Species des "Wismuths. 

 [New bismuth-mineral.] N. Jahrb. Heft iii. pp. pp. 225-229. 



Communication from the late Dr. Burkart referring to a Mexican 

 mineral described by Del Castillo as a double selenide of bismuth and 

 zinc. A portion examined by Professor liammelsberg contained bis- 

 muth, selenium, iron, and perhaps zinc F. "W. E. 



Chijech, Prof. A. H. Analysis of Ashantee Gold. Chem. News, 

 vol. xxix. no. 754, p. 199. 



An analysis of a fair sample of the native gold of Ashantee gave in 

 100 parts — gold 90-055, silver 9'940, iron trace, copper very minute 

 trace. Sp. grav. of the gold at 16° C. = 17-55. F. W. R. 



. Analyses of Scotch Gold. Chem. News, vol. xxix. no. 755, 



p. 209. 



Some clean grain-gold lately washed from a bum at Wanlockhead, 

 Dumfriesshire, was found to have the following percentage composi- 

 tion— gold 86-60, silver 12-39, iron 0-35. Sp. grav. at 16°=16-5. 

 An assay is added of a specimen of gold from Sutherland, by Mr. 

 G. H. Makins. This gave— gold 79-22, silver 20-78. Sp. grav. at 

 16°= 16-62. F. W. R. 



. Analyses of Native Silver. Chem. News, vol. xxix. no. 756, 



p. 225. 



Two specimens of so-called native silver from AUemont, in Dauphine, 

 purchased at Heuland's sale in 1824, were analyzed, with the following 

 results: one specimen gave, silver 71*69, mercury 26-15, antimony, 

 with traces of arsenic, 2-16 ; the other specimen yielded, silver 73-39, 

 mercury 18-34, antimony, with traces of arsenic, 8-27. F. W. R. 



