748 



CATALOGUE AND INDEX Or 



[BULL. 127. 



Petrography-^ContinuiBd. 

 1883. Minerals and lithology of Wiscon- 

 sin, Irving, R. D. 



RUyolite from Yellowstone I^arls, 

 iWadsworth. 



Genesis iof crystalline iron ores, 

 Julien. 



Literature of . geology, of Egypt 

 and examination of the obelisk, 

 Frazer. 



Zircon syenite fr|Om,Marbleliead, 

 Mass., W^dsTifortli. 



Amphibole ■ granite from Syene, 

 Stelzner. 



General geology of Wisconsin, 

 . Chamberlin, T. C. 



Analyses, rocks from Yellowstone 

 : Park, Beam. 



Floyd Va., plateau, Fontaine. 



So-called inclusions in Maine 

 granites, Merrill, 6. P. 

 i. Report of suryey of New Jersey 

 for 1883, Cook. 



I Geology of Eureka district, 

 Nevada, Hague, A. 



Copper rgcks. of L*ke Superior, 

 Irving, R. D. 



r Maine building stpnes in National 

 . Museum, Merrill, G. P. 



Trachyte of Ma,Tj)lehpad, Mass., 

 Wadsworth. 



: Microstructure of rocksjof Quebec 

 group,. Adams, F. D. 



Note on crystallines of District of 

 Columbia, Merrill, G. P. 



San Juan region, Colorado, Com- 

 stook. 



Potsdam from Berks County, 

 Pa., Merrill, G. P. 



Report on Moose River and Lake 

 of the Woods, Bell. 



Irving on origin of hornblende in 

 rocks of the Northwest, Wads- 

 worth. 



Origin of hornblende of crys- 

 tallines of the ■ Northwest, 

 Irving, R, D. 



Frenchmans Bay, Me., Crosby. 



Meteoric and terrestrial rocks, 

 Wadsworth. 



Leadville porphyry, ,, Emmons, 

 S. F. 



Copper rocks of Jjaker Superior, 

 Irving,. R. D. 



Nature of induration in sand- 

 stones and quartzites in Wis- 

 consin, Irving, R. D. 



Petrograpliy--7Coii!|inu«d. 

 1883.. il?.lnidal,cavjijieg in quartz grains, 

 Merrill, G. P.' 

 ^ Dio^ite from Californiai^Reinhold. 



Notes on souifhi^ast Quebec, Sel- 

 wyn. 



Classification of rocks, Crosby. 



Hypersthene andesite, Wads- 

 worth. 



Report of division of the Pacific, 

 Hague, A. 



Cheviot andesites, Wadsworth. 



Lithology of the Eisengebirge, 

 Wadsworth. 



Volcanoes, northern California to 

 Washington, Hague and Id- 

 dings. 



Lithology of ^exploration of for- 

 tieth parallel, Merrill, N. F. 



Note on triclinic pyroxene. Cross. 



Petrography of rocks of Yellow- 

 stone Park, Dntton, C. E. 

 1884. Wisconsin building stones, Cono- 

 ver. 



Paramorphosis of pyroxene to 

 hornblende, Williams, G. H. 



Report on work on Archean of 

 the Northwest, Irving, R. D. 



Minnesota building stones, Win- 

 chell, N.H. 



Missouri building stones, Broad- 

 head. 



Silver-lead deposits of Eureka, 

 Nov., Curtis, J. S. 



Dike at Houghfi Neck, Quincy, 

 Mass., Wolff. 



Notes on building stones used in 

 New York, Newberry. 



Rooks from Oregon, Diller. 



Lithology of island of Jura, Scot- 

 land, Wadsworth. 



Hornblende andesite from Bogos- 

 loff, MerriU, G. P. 



Buffalo Peak, Colo., Emmons, 

 S.F. 



Gabbros and hornjiilende rocks 

 near Baltimore, 'VViUiams, G. H. 



Dunite of North Carolina, Ju- 

 lien. 



The fortieth parallel rooks, Wads- 

 worth. 



Geology of Minnesota, Winchell 

 and Upham. 



Study of peridotite, Cumberland, 

 R. I. ; Wadsworth. 



Geologisches aua Utah, Roth. 



