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U.S. Geological Survey
Open-File Report 96-737

Digital Mining Claim Density Map for Federal Lands in the Pacific Northwest

By Harry W. Campbell and Paul C. Hyndman

1996

Vintage photograph taken ca. 1900 of miners working a placer claim high on a mountainside in the Northwest.
Four miners work a "bench claim" in about 1900 high on the side of a mountain in the Northwest. Note the cradle rocker and gold pan used to concentrate the gold-bearing sediment.


Files available for downloading:

View ReadMe file: (56 kb).

Download Open-File Report 96-737 as a PDF file (400 kb).

Download the Dataset in compressed (*.e00.Z) Arc/Info Export format: (5.7 MB download file, 22.2 MB uncompressed).

Download Additional Datasets needed to re-create the paper map in a GIS. This file is in UNIX compressed tar format (*.tar.Z) and includes 5 coverages in Arc/Info Export format (169 kb download, 452 kb uncompressed).

Download Text and AML files needed to re-create the paper map in a GIS. This file is in UNIX compressed tar format (*.tar.Z) with 7 ASCII files that include Arc/Info plot AMLs, key files, and explanatory text (11 kb download, 38 kb uncompressed).

Download map prepared from the digital dataset, in compressed (*.hp.Z) HPGL2 format: (668 kb download file, 2.2 MB uncompressed). The map scale is 1:2,000,000. Map sheet size is approximately 26 by 30 inches. The maps are oriented with the long axis in the x-direction for plotting. This map was designed to be plotted on a HP Inkjet Plotter (model 650-C), but can be plotted on any full-color (inkjet or electrostatic) plotter that will accept HPGL2 code.

For questions about the scientific content of this report, contact Doug Causey


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This report is also available in printed format from:

USGS Information Services
Box 25286 Federal Center
Denver, CO 80225
Telephone: 1-888-ASK-USGS
E-mail: infoservices@usgs.gov


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Please send comments and suggestions, or report problems, to: Michael Diggles
Updated: December 3, 2008 (mfd)