W. N. Benson — Origin of Serpentine. 729 



in the various institutions visited, for their generous 

 loan of microscopic slides, and the helpful discussion 

 of the points connected therewith. This help has been 

 partly acknowledged as occasion arose in the body of the 

 paper. He is also indebted to Dr. Flett for his guidance 

 over the Lizard District, and for much help and encour- 

 agement. 



List of Papers cited. 



In some cases the contents of the papers cited have 

 been inferred from other sources than the original work. 

 These have been indicated by an asterisk in the list 

 below. 



Ball, 1912. The Geography and Geology of South-eastern Egypt. Sur- 

 vey Department, Cairo. 



*Barlow, 1910. Notes on occurrence of asbestos, J. Canadian Mining 

 Inst. 



Bascom, 1902. Geol. Survey of Maryland, pp. 95-134. 



1905. Bull. Geol. Soc. America. 



Beche, De la, 1831. The Geological Manual, p. 481. 

 Becke, 1894. Min. petr. Mitth. 14, p. 271. 

 Becke and Lowl, 1903. Congres Geol. Internat., Vienna. 

 Becker, 1888. U. S. Geol. Survey, Monograph 13, 1888. 

 BeH, 1906. Bull. 1, N. Z. Geol. Survey; 1907, ibid., 3. 

 Benson, 1910. Journ. Proc. Boy. Soc. N. S. W. 



1913. Proc. Linn. Soc. N. S. W., pp. 662-724; 1917, ibid., pp. 



223-283. 



Bischof, 1854-5. Chemische Geologie (translated). 



Bodmer-Beder, 1903. N. Jahrb. Min., Beil.-Bd. 16. 



Bonney, 1877. Quart. Journ. Geol. Soc, 33, p. 884; Geol. Mag., p. 59. 



1878. Quart. Journ. Geol. Soc, pp. 769-784. 



1879. Geol. Mag., pp. 1-16; 1887, ibid., pp. 1-5; 1889, ibid., p. 431. 



1905. Quart. Journ. Geol. Soc, pp. 690-714 (with Miss Raisin) ; 



1908, pp. 152-170. 



1914. The crystalline Rocks of the Lizard, Cambridge. 



*Breithaupt, 1831. Schweigger-Seidel Jahrbuch, 3, p. 281. 



Card, 1900. Petrological Notes in Power's article "Mineral Resources 

 of New Caledonia," Proc. Inst. Mining and Metallurgy, 8, pp. 32-34. 

 See also the bibliography of geology of New Caledonia by Dun, ibid., 

 pp. 39-44. 



Clarke, 1916. Data of Geochemistry. IT. S. Geol. Snrv., Bull. 616. 



Clarke and Farquharson, 1916. Geol. Surv., Western Australia, Bull. 68. 



Cornu, 1909. Zs. Chem. Industr. Kolloid, 4, pp. 291-295. 



Crosby, 1894. Journ. Geol. 22, pp. 582-593. 



Damour, 1862. Bull. Soc. Geol. France, 19, p. 413. 



David," 1907. Memoirs, Geol. Survey New South Wales. 



Daubree, 1879. Etudes synth. Geologie Experimentale, p. 548. 



Delkeskamp, 1907. Zs. prakt. Geol., pp. 393-437. 



Des Cloiseaux, 1896. Bull. Soc. Min. France, 19, p. 48. 



Dieulafait, 1881. Comptes Rendus, 91, p. 1000. 



*Diller, 1910. Journ. Canadian Mining Institute. 



Drasche, 1871. Min. petr. Mitth., p. 1. 



Dresser, 1913. Geol. Survey Canada, Mem. 22, pp. 61-70. 



Duparc et Hornung, 1904. Comptes Rendus, 139, p. 223. 



