Databases and E-Resources at the Library of Congress

Geologic Names Lexicon

Access: Publicly available resource

Description: GEOLEX is a search tool for lithologic and geochronologic unit names containing over 16,000 entries; 75% of which come from the USGS Geologic Names Committee (GNC) card catalog.

Coverage: Various Dates

Subject(s):
Geography & Maps
Publicly Available Resources
Science & Technology

Related DatabasesOn-Site Access Only
GeoRef

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