Regional baseline geochemistry and environmental effects of gold placer mining operations on the Fortymile River, eastern Alaska
By: by Richard B. Wanty ... [et al.]
Contributors: Wanty, Richard B; Geological Survey (U.S.)
Series: Open-file report -- 99-328; U.S. Geological Survey open-file report -- 99-328
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 1999
Place of publication: [Reston, Va.?]
Language: eng
Format: Microform
Number of pages: 19
Subjects: Gold mines and mining -- Environmental aspects -- Fortymile River Watershed (Yukon and Alaska); Hydraulic mining -- Environmental aspects -- Fortymile River Watershed (Yukon and Alaska); Geochemistry -- Fortymile River Watershed (Yukon and Alaska)
Notes: Cover title

Shipping list no.: 2000-0454-M

Includes bibliographical references (leaves 15-16)

Microfiche. [Denver, Colo. : U.S. Geological Survey, 2000?] 1 microfiche : negative