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	1.	No cover image available Distribution and abundance of gold and other selected elements in altered bedrock, Empire Mining District, Clear Creek County, Colorado / by Maurice A. Chaffee by Chaffee, Maurice A Series: Contributions to geochemical prospecting for minerals Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Washington, D.C. : U.S. Geological Survey., 1972 Availability: Items available for loan: National Library of India (1)Call number: U.S 553.410978861 C 346 d(Bull. no.1278-C). Place hold Request article Save to lists
	2.	No cover image available Geochemical exploration techniques based on distribution of selected elements in rocks, soils, and plants, Mineral Butte copper deposit, Pinal County, Arizona : a comparison and evaluation of some different types of samples that may be useful for geochemical prospecting for copper in the semiarid environment / by Maurice A. Chaffee by Chaffee, Maurice A United States Dept. of Interior Series: Contributions to geochemical prospecting for minerals ; 1278-D Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Washington, D.C : United States Government Printing Office, 1976 Availability: Items available for loan: National Library of India (1)Call number: U.S 622.1843 C 346 g (Bul. no. 1278-D). Place hold Request article Save to lists

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