94 A Bibliography of the Geology, etc., of California. 



Origin of jointed structure in undisturbed clay and marl de- 

 posits; by John Le Conte. Am. Jour. Sci., 3d ser., vol. 

 23, 1882, pp. 233-234. 



The phenomena of metalliferous vein formation now in 

 progress at Sulphur Bank, California; by Joseph Le 

 Conte and W. B. Rising. Am. Jour. Sci., 3d ser., vol. 24, 

 1882, pp. 23-33. 



Ammonites in Tejon group of California; by James D. Dana. 

 Am. Jour. Sci., 3d ser., vol. 24, 1882, p. 152. 



On mineral vein formation now in progress at Steamboat 

 Springs, compared with some at Sulphur Bank; by 

 Joseph Le Conte. Am. Jour. Sci., 3d ser., vol. 25, 1883, 

 pp. 424-428. 



On the genesis of metalliferous veins; by Joseph Le Conte. 

 Am. Jour. Sci., 3d ser., vol. 26, 1883, pp. 1-19. 



Notes on the volcanoes of northern California, Oregon, and 

 Washington ; by A. Hague and J. P. Iddings. Am. Jour. 

 Sci., 3d ser., vol. 26, 1883, pp. 222-235. 



The decay of .rocks geologically considered ; by T. Sterry 

 Hunt. Am. Jour. Sci., 3d ser., vol. 26, 1883, pp. 190-213. 



Notes on the volcanic rocks of the Great Basin ; by A. Hague 

 and J. P. Iddings. Am. Jour. Sci., 3d ser., vol. 27, 1884, 

 pp. 453-463. 



The relations of the mineral belts of the Pacific slope to the 

 great upheavals; by George F. Becker. Am. Jour. Sci., 

 3d ser., vol. 28, 1884, pp. 209-212. 



On origin of bitumen; by S. F. Peckham. Am. Jour. Sci., 3d 

 ser., vol. 28, 1884, pp. 105-117. 



Abstract of a paper, Chapter V, on Petroleum, Tenth U. S. Census. 



Notes on the Jurassic strata of North America ; by Charles A. 

 White. Am. Jour. Sci., 3d ser., vol. 29, 1885, pp. 228-232. 



