THE MINERALS OF IDAHO 41 



Washington and Adams Counties 



Reid, G. D., The Seven Devils and Snake River district. Eng. and Mining 



Jonrn., vol. 84, pp. 401-402, 1907. 

 Packard, R. L., On an occurrence of copper in western Idaho. Amer. Journ. Sci., 



vol. 50, pp. 298-300, 1895. 

 Bell, R. N., Sapphires in Idaho. Mining World, vol. 26, p. 449, 1907. 



128. Black Lake. Au (D, PL). 



40 miles NNW. Council, P. & I. N. R. R. 

 Min. Res. 1905, p. 242. 

 1906, p. 267. 



129. Heath. Cu, Ag, Au. 



24 miles NW. Cambridge, P. & I. N. R. R. 



Triassic(?) sediments cut by diorite(?). 



Contact metamorphic(?). 



Lindgren, W., The gold and silver veins of De Lamar, Silver City, and 



other mining districts in Idaho. Twentieth Ann. Rept., pt. 3, 1900, pp. 



253-254. 

 Idaho Bur. Mines & Geol., Bull. 1, pp. S3, etc. 1920. 

 Min. Res. 1882, p. 229. 

 1906, p. 267. 



130. Meadows. Au (PL). 



16 miles NE. Evergreen, P. & I. N. R. R. 

 Min. Res. 1905, p. 242. 

 1906, p. 267. 



131. Mineral. Pb, Ag, Cu, Au. 



29 miles NNE. Huntington, Oreg., O. W. R. R. & N. Co. 



Greenstones, quartz diorite. 



Replacements, veins. 



Lindgren, W., The Gold belt of the Blue Mountains in Oregon. 22nd. 



Ann. Rept,, pt. 2, 1901, pp. 754-756. 

 Turner, H. W., The ore deposits at Mineral, Idaho. Econ. Geology, vol. 



3, pp. 492-502, 1908. 



132. Monroe Creek (Weiser). Au. (D. PL). 



10 miles north of Weiser, O. S. L. R. R.; O. W. R. & N. R. R. 

 Top. sheet Weiser. 



133. Placer Basin. Au. 



37 miles NNE. of Council, P. & I. N. R. R. 



Veins. 



Lindgren, W., The gold and silver veins of Silver City, De Lamar, and 



other mining districts in Idaho. Twentieth Ann. Rept., pt. 3, p. 253, 



1900. 



134. Seven Devils. Cu, Au, Ag. 



37 miles NW. of Council, P. & I. N. R. R. 



Triassic (?) sediments cut by diorite. 



Contact metamorphic. 



Lindgren, W., The gold and silver veins of Silver City, De Lamar, and 



other mining districts in Idaho. Twentieth Ann. Rept., pt. 3, p. 249, 



1900. 

 Weed, W. H., The copper mines of the United Slates in 1905. Bull. 285, 



1906, pp. 108-109. 



