Mineral Resources On-Line Spatial Data

National Mineral Resource Assessment 1998

Estimates of the number and size of undiscovered mineral deposits in the US containing gold, silver copper, lead, and zinc.

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https://mrdata.usgs.gov/services/nmra?request=GetCapabilities&service=WMS&version=1.1.1
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nmra.zip: Shapefile, 7.1 MB zip package expands to 11 MB
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nmra-kml.zip: KMZ format, in 5.5 MB zip package
Documentation:
Metadata:
[Outline] - [Questions & Answers] - [Plain text]
About the database fields
Publication:
USGS Open File Report 02-198
Assessment of Undiscovered Deposits of Gold, Silver, Copper, Lead, and Zinc in the United States: A Portable Document (PDF) Recompilation of USGS Open-File Report 96-96 and Circular 1178
https://pubs.usgs.gov/of/2002/of02-198/
USGS Circular 1178
1998 Assessment of Undiscovered Deposits of Gold, Silver, Copper, Lead, and Zinc in the United States
https://pubs.usgs.gov/circ/c1178/
USGS Open File Report 96-96
Data Base for Undiscovered Deposits of Base and Precious Metals Released on CD-ROM
https://pubs.usgs.gov/of/1996/of96-096/

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Page Last Modified: Wednesday, 15-Feb-2017 10:27:50 MST