DAKTON.] 



NORTH AMERICAN GEOLOGY. 



301 



Crosby, "W. O.— Continued. 



Geology of the outer islands of Bos- 

 ton Harbor. 



Boston Soo. Kat. HiBt., Proo., vol. 23, pp. 450- 

 457, 1888. 



Geology of the Black Hills of Da^ 



kota. 



Boston Soo. Nat. Hist., Proo., vol. 23, pp. 488- 

 517, vol. 24, p. 11 (i p.), 1888. 



Abstract, Am. Jour. Sci., 3d series, vol. 26, 

 p.l53<Jp.), 1888. 



Quartzites and silicious concretions. 



Sci. Am. Supt., vol. 2, pp. 10466-10468, No. 

 655, folio, 1888. Trom technology Quart. 



Physical history of Boston Basin. 



LoWell Tree Lectures, 1889-'90, 22 pages, 

 Boston, 1889. 



The Kaolin in Bland ford, Mass. 



Technology Quart., vol. 3, pp. 228-237, 1890. 



The Madison bowlder. 



Appalachia, Vol. 6, pp. 61-70, 105, pi. 5, 1890. 



Massachusetts. 



Macfdxlane's Geol. Bwy. Grulde, 2d editiom 

 pp. 99-107, 1890. 



[Remarks on evidence in the till as 



to the climate of the Glacial period.] 

 Boston Soc. Nat. Hist., Proc, vol. 24, pp. 466- 

 467 (ip.), 1890. 

 Am. Geol., vol. 5, pp. 123-124 (9 lines), 1890. 



Geological history of the Boston 



basin, 



Boston Soc. Nat. Hist., Froc, vol. 25, pp. 10- 

 17, 1890. 



Composition of till or bowlder clay. 



Boston Soc. iTat. Hist., Proc, vol. 25, pp. 115- 

 140, 1891. 



Abstract, Am. Jour. Sci., 3d series, vol. 42, p. 

 259 (J p.), 1891. 



On the contrast in color of the soils 



of high and low latitudes. 

 Am. Geol., vol. 8, pp. 72-82, 1891. 

 Technology Quart., vol. 4, pp. 36-45, 1891. 



and Barton, G. H. Extension of 



the Carboniferous formation in Massa- 

 chusetts. 



Am. Jour.Sci.,3d8er.,vol.20, pp.416-420,1880. 



■ — On the great dikes at Paradise, 



near Newport. 



Boston Soc. Nat. Hist., Proc, vol. 23, pp. 

 325-330, 1887. 

 Abstract, Am. Nat., vol. 20, p. 1077 (Jp.),1886. 



Cross, C. Whitman. On hypersthene 

 andesite and on triclinic pyroxene in 

 augitic roclis. 



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

 BuU. No. 1, vol. 1, pp. 19-42, 1883. 



Abstracts, Am. Jour. Sci., vol. 23, pp. 139- 

 144,1883! -SdiandB, vol.l,p.l77 fti).'),40; 1883; 

 Am. Nat, vol. 17, pp. 520-531 (J p.), 1883. 



Cross, Whitman — Continued. 

 Explanatory note concerning "tri- 

 clinic pyroxene." 



Am. Jour. Sci., 3d series, vol. 26, p. 76 (J p.), 

 1883. 



[Microscopic examination of gold 



sand from Idaho.] 



Colorado Sci. Soc, Proc, vol. 1, pp. 36-37, 



1884. 



Geological relations [in artesian 



wells of Denver.] 



Colorado Sci. Soc, Proc, vol. 1, pp. 77-83, 

 1884. 



On sanidine and topaz, etc., in the 



Nevadite of Chalk Mountain, Colo. 

 Am. Jour. Sci., 3d series, vol. 27, pp. 94-96, 

 1884. 



[ ] A reinarkable landslide. 



Science, vol.8, p. 293 (ip.), 1886. 



On the occurrence of topaz and gar- 

 net in lithophyses of rhyolite. 



Colorado Sci. Soc, Proc, vol. 2, part 2, pp. 

 61-70, 1887. 



Am. Jour. Sci., 3d series, vol. ^1, pp. 432-438, 

 1886. 



Petrography. 



Geology and mining industry of Leadville, 

 Colo., by S. F. Emmons, TJ. S. GeoL Surv., Mon- 

 ograph, vol. 12, pp. 319-362, 2 plates, Washing- 

 ton, 1886. 



Abstract, Am. Nat., voL 22, p. 62 (i p.), 1887. 



The Cimarron landslide, July, 1886. 



Colorado Sci. Soc, Proc, vol. 2, part 2, pp. 

 116-126, 1887. 



Note on phonolite from Colorado 



[El Paso County] . 



Colorado Sci. Soc, Proc, voL 2, pp. 1 67-170, 

 1888. 



Abstract, Am. Nat., vol. 23, pp. 171-172 {J p.), 

 February number, 1889. 



[Observations in regard to the para- 



morphic origin of certain minerals.] 

 Colorado Sci. Soc, Proc, vol. 2, pp. 182-183, 

 1888. 



On some eruptive rocks from Custer 



County, Colo. 



Colorado Sol. Soc. Proc, vol. 2, pp. 228-250, 

 1888. 



Abstract. Am. Nat., vol. 23, p. 171 (i p.), Feb- 

 ruary number, 1889. 



The Denver Tertiary formation. 



Am. Jour. Sci., 3d series, vol. 37, pp. 261-279, 

 1889. 



Abstract, Colorado Sci. Soc, Proc, vol. 3, pp. 

 119-133. 



Notes on some secondary minerals 



of the amphibole and pyroxene groups. 



Am. Joiir. Sci., 3d series, vol. '39, pp. 399-370, 

 1890. 



