" 



V. MINERALOGY 



1588. ADGER, J. B. Analysis of an anomalous variety of stannite (tin pyrites) 



from Cornwall. 



Chem. News, Vol. 25, 3872, London, p. 259. 



Analysis of a specimen of stannite showing some peculiarities. 



1589. ANONYMOUS. A new tin mineral. 



Trans. Fed. Inst. Mg. Eng., Vol. 21, 1900-1901, Newcastle-upon-Tyne and London, 

 p. 590. 



New tin mineral called stokesite discovered in Cornwall. Colorless, conchoidal 

 fracture, formula, H 4 CaSnSi 3 O u . 



. See Nos. 673 and 674. 



1590. AEZRUNI, A. Kiinstlicher Kassiterit. , 



Zeitschr. Kryst. Min., Vol. 25, 1896, Leipzig, pp. 467-470. 



" Cassiterite has been repeatedly observed as a furnace product, formed by the 

 direct oxidation of tin." An occurrence of this kind is described by the author. 



1591. BAUER, MAX. Zinnstein. 



Lehrbuch der Mineralogie, 1904, Stuttgart, pp. 556-558, figs. 3. 



General description of tin ore as it occurs in different localities. Composition and 

 crystalline form. 



1592. BECKE, F. Ueber die Krystallform des Zinnsteins. 



Min. Mitth., 1877, Wien, pp. 243-260. 



Digest: Neues Jahrb. Min., 1878, Stuttgart, pp. 76-78. 



1593. BERNHARDI, . Bestimmung der Krystallisation einiger mineralischen 



Substanzen. 



Tasch. ges. Min., 1807, Vol. 3, 1809, Frankfurt-am-Main, pp. 76-86. 

 On the crystal form of tin. 



1594. BORGSTROM, L. H. Ueber Kassiterit von Pitkaranta. 



Zeitschr. Kryst. Min., Vol. 40, 1905, Leipzig, pp. 1-12, pi. 1. 

 Description of cassiterite crystals from Pitkaranta, Finland. 



1595. BOURGEOIS, LEON. Sur la presence de la cassiterite dans les scories de 



la fonte du bronze et sur une nouvelle me"thode de reproduction de 

 cette espece min6rale. 



Bull. Soc. franc. Min., Vol. 11, 1888, Paris, pp. 58-61. 



1596. BROGGER, W. C. Die Mineralien der Syenitpegmatitgange der sudnor- 



wegischen Augit- und Nephelinsyenite. 



Geol. F5r. Stockholm Forh., Vol. 9, 1887, Stockholm, p. 255. 



Also, Zeitschr. Kryst. Min., Vol. 16, 1890, Leipzig, p. 61. 



Nordenskioldine, a very rare borate of calcium and tin, is described. Interesting 

 because it directly connects tin and boron. Composition: CaSnB 2 O 6 . Mentioned as 

 occurring on the island Ar8. 



226 



