520 



CATALOGUE AND INDEX OP 



[BULL. 127. 



Irving, Koland D. — Continued. 

 Preliminary paper on an investiga- 

 tion of the Aroliean formations of the 

 Northwestern States. 



V. S. Geol. Surv., J. W. Powell, Director, 5th 

 Annual Eeport, 1883-84, pp. 175-242, Washing- 

 ton, 1885. 



Abstaots, Am. Nat.,Tol. 20, pp. 248-249 (f p.), 

 1886; Eng.and Mining Jour.,TOl,49,pp. 174- 

 175 (J ool.), 4°, 1890. 



The copper-bearing rocks of Lake 



Superior. 



Am. Jour. Sci., 3d series, vol. 29, pp. 258-259, 

 1885. 



Reviews [J. D. Dana], ibid., p. 67; N. H. 

 ■Wincholl, ibid., pp. 339-340 (J p.). 



Report * * * Lake Superior di- 

 vision. 



U. S. Geol. Surv., J. "W. Powell, Director, 6th 

 Annual Keport, 1884r-85, pp. 40-48, 'Washing, 

 ton, 1885. 



Origin of the ferruginous schists 



and iron ores of the Lake Superior 

 region. 



Am, Jour. Sci., 3d series, vol. 32, pp. 255-272, 

 1886. 



Abstracts, Am. ITat., vol. 20, pp. 1050-1051 

 (i p.), 1886; Popular Sci. Monthly, vol. 33, p. 

 714 (J col.), 1888; School of Minos, Quart., 

 vol. 8,p. 188 (J p.), 1887. 



Tornehohm on the formation of 



quartzite by enlargement of the quartz 

 fragments of sandstone. 



Am. Jour. Sci., 3d series, vol. 31, pp. 225-226, 

 1886. 



Is there a Huronian group ? 



[Bead to Nat. Acad. Sci., April, 1887.] 



Am. Jour. Sci., 3d series, vol. 34, pp. 204-216, 

 249-263,365-374, 1887. 



Abstract, Am. Geol., vol. 1, pp. 119-120, 

 1888. 



[ ][Ontheuse of the term "Taconio."] 



International Cong. Geol., Am. Committee, 

 Eoports, 1888, B, p. 17 (1 line), 1888. 

 Am. Geol., vol. 2, p. 207, 1888. 



[On geologic nomenclature, sub- 

 divisions, nomonclature, origin of some 

 members, characteristics of Archean 

 rock classification of eruptives, origin 

 of serpentines, an.d use of term "Taco- 

 nic." ] 



International Cong. Geol., Am. Committee, 



I Eeports, 1888, A, pp. 61-65, 1888. 



Report, Lake Superior division of 



geology. 



II. S. Geol. Surv., J. W. Powell, Director, 7th 

 Eeport, 1885-86, pp. 68-70, Washington, 1888. 



Irving, Roland D.— Continued. ^ 



On the classification of the early 



Cambrian and prerCambrian forma- 

 tions. A brief discussion of principles 

 illustrated by examples drawn mainly 

 from the Lake Superior region. 



TJ. S. Geol. Surv., J. W. Powell, Director, 

 7th Eeport, 1885-86, pp. 365-454, plates 30-51, 

 Washington, 1888. 



Abstract, Am. Geol., vol. 4, pp. 111-112 

 (}p.), 1889. 



Report, Lake Superior division. 



U. S. Geol. Surv., J. W. Powell, Director, 

 8th Eeport, pp. 132-141, Washington, 1889. 



Explanatory and historical note. 



tr. S. Geol. Surv., Bull. No. 62. The green- 

 stone schist areas of the Menominee and Mar- 

 quette regions of Michigan, by 6. H. Wil- 

 liams, pp. 11-30, plates 1-2, Washington, 

 1890. 



and Chamberlin, T. C. Observa- 

 tions on the i unction between the 

 Eastern sandstone and the Keweenaw 

 series on Keweenaw Point, Lake Supe- 

 rior. 



TJ, S. Geol. Surv., J. W. Powell, Director, 

 Bull. No. 23, vol. 3, pp. 377-498, Washington, 

 1885. 



Abstract, Science, vol. 7, p. 140 (| p.), 

 1888. 

 Eeview, Am. Geol., ml. 1, pp. 44-57, 1888. 



and, and Strong, Moses. Wis- 

 consin [Geological formations]. 



Maofarland's Am. Geol. Ewy. Guide, pp. 

 139-144, 1879. 



and Van Hise, C. R. The crys- 

 talline schists of the Lake Superior 

 district. 



CongrfeB G6ol. International, Comptes Een- 

 dus. 4th sess., pp. 156-170. Londrea, 1891. 



and Van Hise, C. R. On secondary 



enlargements of mineral fragments in 

 certain rocks. 



tr. S. Geol. Surv., J. W. Powell, Director, 

 Bull. No. 8, vol. 2, pp. 187-240, Washington, 

 1885. 



Crystalline rooka of the Wis- 

 consin Valley. 



Geology of Wisconsin, survey of 1873-1879, 

 vol. 4, pp. 623-714, atlas, maps, 1882. 



Abstract, PhU. Mag., new series, vol. 18, 

 pp. 462-463, 1882. 



The Penokee iron-bearing series 



of Michigan and Wisconsin. 



U. S. Geol. Surv., J. W. Powell, Director, 

 10th Eeport, pp. 341-507, plates 20-42, Wash- 

 ington, 1890, 



