REFERENCE TO PUBLICATIONS ON MINERALS OF 



COLORADO. 



1869.— Eeport U. S. Geological Survey, F. V. Hayden. Reprint 1867 

 to 1869, p. 201. " Mines and Minerals of Colorado." By Per- 

 sifor Frazer, jr. ^ 



1870. — "Catalogue of the Principal Minerals of Colorado." Denver, 

 Colo., 1870. By J. Alden Smith. 



1873.— Report U. S. Geological Survey, F. V. Hayden. 1873. pp. : a, 

 267 ; &, 355 ; c, 353 ; d, 688. a. " Catalogue of Minerals." By 

 Dr. A. C. Peale. h. " Catalogue of the Minerals of Colorado 

 Territory." By F. M. Endlich. c. " Mineralogical Notes." By 

 F. M. Endlich. d. " The Telluride Ores of the Red Cloud and 

 Cold Spring Mines, Gold Hills." By B. Silliman. 



Neues .Jahrbuch fiir Mineralogie. Leonhard und Geinitz. 1873. 

 p. 477. " Ueber das Vorkommen verschiedener Tellur Miner- 

 ale in den vereinigten Staaten von Nordamerika." By Dr. 

 Burkart. 



1874.— Report U. S. Geological Survey, F. V. Hayden. 1874. p. 178. 

 " Catalogue of Minerals noted in the area assigned to the sec- 

 ond or middle division, United States Geological Survey, in 

 1874." By Dr. A. C. Peale. 



Mining and Engineering Journal, August, 1874. "Tellurium 

 Ores of Colorado." By F. M. Endlich. 



Proc. Am. Philos. Soc. of Philadelphia. Vol. xiv, p. 230. 1874. 

 1876. " On American Tellurium and Bismuth Minerals." By 

 F. A. Genth. 



American Journal of Science and Arts. New Haven. 1874. No. 

 xlii, p. 571. " On Wheelerite." By Dr. Oscar Loew. 



Lih. cit. No. xliii, p. 25. " Mineralogical Notes." By B. Silli- 

 man. 



1875.— Report United States Geological Survey, F. V. Hayden. 1875. 

 pp.: a, 100 ; 6, 226, a. " Catalogue of Minerals." By Dr. A. G. 

 Peale. 6. " Catalogue of the Minerals of Colorado." By F. M. 

 Endlich. 



Eeport on Explorations and Surveys west of the 100th Meridian. 

 G.M.Wheeler. 1875. Vol. iii, p. 652. " Mineralogical Tables." 

 By Dr. Oscar Loew. 



Annual Report Explorations and Surveys west 100th Meridian. 

 Appendix L L, p. 111. " Orthoclase." By Dr. Oscar Loew. 



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