290 



REPORT OF NATIONAL MUSEUM, 1895. 



List of Duplicate Rocks and Ores Distributed by the Smithsonian Institu- 

 tion ON behalf of the National Museum. 



[Prepared under the direction of Dr. George V. Merrill, Curator, Department of Geology.] 



10. 



11. 



12. 



13. 



14. 



16. 



Gold ore. Auriferous sulphurets. 



Gilpin County, Colo. 

 Gold ore. Auriferous sulph arsenides 

 in quartz. 

 Kern County, Cal. 

 Gold ore. Auriferous sulphurets in 

 quartz. 

 Mariposa County, Cal. 

 Gold-silver ore. Quartz with aurif- 

 erous and argentiferous sulphu- 

 rets. 

 Conistock Lode, Storey County, 

 Nev. 

 Gold-silver ore. Siliceous rock witli 

 auriferoiTS and argentiferous 

 suljihurets, 

 French District, Owyhee County, 

 Idaho. 

 Silver ore. Ruby silver and steph- 

 anite in quartz. 

 Reese River District, Lander 

 County, Nev. 

 Silver ore. Granitic rock carrying 

 silver chloride. 

 Colorado. 

 Silver ore. Hard carbonate ore. 

 Lead vi lie, Lake County, Colo. 

 Silver-lead ore. Argentiferous ga- 

 lena. 

 Utah. 

 Silver-lead ore. Argentiferous ga- 

 lena. 

 Hidden Treasure Mine, Utah. 

 Silver-lead ore. Argentiferous ga- 

 lena. 

 Montana. 

 Silver-copper ore. Argentiferous 

 chalcopyrite. 

 Pocahontas Mine, Fremont 

 County, Colo. 

 Lead-zinc ore. Galena and sphaler- 

 ite. 

 Portugal. 

 Lead-zinc ore. Galena, blende, and 

 mispickel in quartz. 

 Donna Ana County, N. Mex. 

 Lead-zinc-copper ore. Galena, 

 sphalerite, and chalcopyrite. 

 Donna Ana Couuty, N. Mex. 

 Zinc ore. Calamine. 

 Friedensville, Pa. 



17. Zinc ore. Sphalerite. 



Friedensvilh', Pa. 



18. Zinc ore. Sniithsonite. 



Austria (?). 



19. Zinc ore. Willemite, zincite, and 



franklinite. 

 Franklin Furnace, Sussex County, 

 N.J. 



20. Copper ore. Chalcopyrite. 



Queensland, Australia. 



21. Copper ore. Chalcopyrite. 



Donna Ana Couuty, N. Mex. 



22. Copper ore. Chalcopyrite. 



P'ly, Orange County, Vt. 



23. Copper ore. Native copper in feld- 



sitic conglomerate. 

 Calumet and Hecla Mine, Lake 

 Superior, Michigan. 



24. Copper ore. Native copper in mela- 



phyre. 

 Lake Superior, Michigan. 



25. Nickel ore. Nickeliferous pyrrho- 



tite. 

 Gap Mine, Lancaster County, Pa. 



26. Nickel-copper ore. Nickeliferous 



pyrrhotite and chalcopyrite. 

 Modum, Norway. 



27. Nickel ore. Oxidized ore. (Eryth- 



rite, anabergite, etc.) 

 Lovelocks, Churchill County, Nev. 



28. Silver-lead ore. Cerussite. 



Utah and Nevada. 



29. Tin ore. Cassiterite with wolfram 



and pyrolusite. 

 Teraescal. San Bernardino County, 

 Cal. 



30. Pyrite. For making sulphuric acid. 



Rio Tinto, Portugal. 



31. Pyrite. For making sulphuric acid. 



Louisa County, Ya. 



32. Pyrite and chalcopyrite. For mak- 



ing sulphuric acid. 

 Louisa County, Va. 



33. Iron ore. Red hematite. 



Giles County, Va. 



34. Iron ore. Magnetite. 



Essex County, N. Y. 



35. Iron ore. Magnetite. 



Sweden. 



36. Iron ore. Hematite, specular iron 



ore. 

 Marquette Countv. Mich. 



