GEOLOGICAL SURVEY PUBLICATIONS ON QUICKSILVER, PLATINUM, TIN. 
TUNGSTEN, CHROMIUM, AND NICKEL. 
The principal publications, by the United States Geological Survey, 
on the metals here grouped are the following: 
Becker, G. F. Geology of the quicksilver deposits of the Pacific slope; with 
atlas. Monograph XIII. 486 pp. 1888. 
Quicksilver ore deposits. In Mineral Resources U. S. for 1892, pp. 
139-168. 1893. 
Blake. W. P. Nickel: its ores, distribution, and metallurgy. In Mineral 
Resources U. S. for 1882, pp. 399-420. 1883. 
Tin ores and deposits. In Mineral Resources U. S. for 1883-84, pp. 
592 640. 1885. 
Brooks. A. H. An occurrence of stream tin in the York region. Alaska. In - 
Mineral Resources U. S. for 1900, pp. 207-271. 1901. 
Christy, S. B. Quicksilver reduction at New Almaden [California]. In Min- 
eral Resources U. S. for 1883-84, pp. 508-5:36. 1885. 
Glenn, W. Chromic iron. In Seventeenth Ann. Rept., Pt. Ill, pp. 201-273. 
1896. 
Hobbs. W. H. The old tungsten mine at Trumlmll, Conn. In Twenty-second 
Ann. Rept., Pt. II, pp. 7-22. L902. 
Kemp, J. F. Geological relations and distribution of platinum and associated 
metals. Bulletin No. 198. 05 pp. 1902. 
Packard, R. L. Genesis of nickel ores. In Mineral Resources U. S. for 1892, 
pp. 170-177. 1893. 
Rolker, C. M. The production of tin in various parts of the world. In Six- 
teenth Ann. Rept., Pt. Ill, pp. 458-538. 1895. 
Ulke, T. Occurrence of tin ore in North Carolina and Virginia. In Mineral 
Resources U. S. for 1893, pp. 178-182. 1894. 
Weed, W. H. The El Paso tin deposits [Texas] . Bulletin No. 1 78. pp. 1901 . 
Weeks. F. B. An occurrence of tungsten ore in eastern Nevada. In Twenty- 
first Ann. Rept,, Pt. VI, pp. 319-320. 1901. 
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