Skip to main content
Advanced Search

Filters: Tags: {"scheme":"National Geologic Map Database Catalog themes, augmented"} (X)

1 result (14ms)   

View Results as: JSON ATOM CSV
thumbnail
This report presents the results of the USGS Mineral Resources Program activity to compile a national-scale geologic map database to support national and regional level projects, including mineral resource and geoenvironmental assessments. The only comprehensive sources of regional- and national-scale geologic maps are state geologic maps with scales ranging from 1:100,000 to 1:1,000,000. Digital versions of these state maps form the core of what is presented here. Because no adequate geologic map exists for the state of Alaska, it is being compiled in regional blocks that also form part of this national database. It is expected that this series will completed by approximately the end of 2007. These maps and databases...


    map background search result map search result map Preliminary Integrated Geologic Map Databases for West Virginia Preliminary Integrated Geologic Map Databases for West Virginia