

i 

 ^W 



•. - 1 



* * 



MUSEUM OF COMPARATIVE ZOOLOGY. 



145 



Nature of Minerals aceonipanyiiig Trap Dykes wLicli interrupt "various Rocks. 



Proe. of the Sixth Ann. Meet, of tbc Assoc, of Am. Geol. and Nat., New 



Haven, 1845,29-31. 

 On the Copper and Silver of KcAvcnaw Point, Lake Superior. Am. Jour. 



Sei., 1845, (1,) xlix. 81 -98; Proc. of the Sixth Aun. Meet, of the Assoc. 



of Am. Gcol. and Nat., New Ilavcn, 1845, 53 -GO. 

 Sur *e Gisement de Cuivre et d'Argent natifs dcs Bords du Lac Superieur. 



Comptes Rcndus,1845, xx. 593-595; Bull. Soc. Gcol. Prance, 1844-45, 



(2,) ii. 317-319; L'Institutc, 1845, xx. 593-595; Leonhard's Jahr- 



buch, 1845, pp. 479, 480. 

 The Copper and Silver Mines of Lake Superior. Proc. Bost. Soc. Nat. Hist., 



1840, ii. 110-114; Am. Jour. Sei., 1840, (2,) ii. 118, 119. 

 Ilc]>ort on the Mineral Lands of Lake Superior. Contains llcports by Messrs. 



Locke, Channiiig, McNair, and Whitney. Senate Does., 1st Sess. 30th 



Cong., 1847-48, ii., No. 2, 175-230. 

 Ores and Minerals from Lake Superior. Proc. Bost. Soc. Nat. Hist., 1847, 



ii. 250, 259, 200. 

 Mineral Lands of Lake Superior. Contains llcports of J. W. Poster and 



J. D. Whitney. Senate Docs., 1848-49, 2d Sess. 30th Cong., ii., No. 2, 



153 - 103 ; Executive Docs., 1848 - 49, 2d Sess. 30th Cong., iii., No. 12, 



153-103. 

 Beport on tlie Progress of the Geological Survey of the Mineral Lands of the 



United States in Michigan. Senate Docs., 1848 - 49, 2d Sess. 30lh Cong,, 



ii., No. 2, 185-191; Executive Docs., 1848 - 49, 2d Sess. 30th Cong., 



iii.. No. 12, 185-191. 

 Copper of the Lake Superior llegion. Am, Jour. Scl., 1849, (2,) vii. 280, 



287. 

 Lake Superior. Observations on the Mirage seen on Lake Superior in July 



and August, 1847. Proc. Am. Assoc. Adv. Sei., 1849, ii. 143-140; 



Proc. Bost. Soc. Nat. Hist., 1849, iii. 109. 



Remarks on the Geology, Mineralogy, aiul Mines of Lake Superior. Proc. 



Am. Assoc. Adv. Sei., 1849, ii. 2S3 ~ 288. 

 On the Geological Structure of Keweenaw Point. Proc. Am. Assoc. Adv. 



Sei., 1849, ii. 288-301. 



Rcmarques sur la Geologic du District Metallifcre du Lac Superieur. Bull. 

 Soc. Geol. France, 1849-50, vii. 007-073. 



Report on the Geological and Mineralogieal Survey of the Mineral Lands of 

 the United States in the State of Micliigan. Contains Reports by Messrs, 

 Jackson, Foster, Wliitney, Locke, Barnes, Burt, Hubbard, and others. 

 Senate Docs., 1st Sess. 31st Cong., 1849-50, No. 5, iii. 371-935 ; Am. 

 Jour. Sei., 1851, (2,) xi. 147, 148. 



Rcmarques sur la Geologic du District Metallifcre du Lac Superieur, suivi 

 d'une courte Description de quclques-unes dcs Mines de Cuivre et d'Ar- 

 gent. Extrait par M. Delcsse. Auuales des Mines, 1850, (4,) xvii. 103 

 -115. 



="r 



^1 



VOL. VII. — NO. 1. 



10 



