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National Geologic Map Database logo
- a catalog of GEOLOGIC and other GEOSCIENCE maps -

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Button to link to Completion Status page Completion status thermometer chart
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Catalog search options

Easy bar indicating progressive complexity of search options Complex
link to place name search Find maps of a
place or feature 		link to state map search Also includes
geologic maps
of the U.S. and
North America 		link to quick search Use a
restricted set
of search criteria 		link to comprehensive search Use all
search criteria
 
Most of the publications listed in this catalog are available at depository libraries as well as the source mentioned in the reference.
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Image of the word Prototype, link to NGMDB Data Portal link to data portal Interactive view of regional geologic maps,
to find maps and information in the
Map Catalog and Geolex.
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Other available searches

Inactive NGM catalog button
A catalog of paper and
digital maps, and where
to find them 		button link to GEOLEX home page
A lexicon of lithologic
and geochronologic
names 		button link to GEOLEX home page
Places where geologic
mapping is in progress

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Your are welcome.

The National Geologic Map Database is managed by the USGS's National Cooperative Geologic Mapping Program in cooperation with the Association of American State Geologists.

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U.S. Department of the Interior, U.S. Geological Survey, Reston, VA, USA
URL http://ngmdb.usgs.gov/ngmdb/ngm_catalog.ora.html
Database project personnel
Last Modified: July 20, 2012
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