The British Geological Survey (BGS) is the United Kingdom's premier centre for earth science information and expertise.
This data is published as part of BGS OpenGeoscience.
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BGS geochronology and chronostratigraphy
Classifies all types of earth material or other substance that may be recorded in a geological log or section. (RCSv3)
BGS Lexicon of Named Rock Units
BGS 1:625000 Digital Geological Map (DigMapGB)
Browse an alphabetical list of all our published concepts
Browse an alphabetical list of all our published properties/predicates
Download our data as N-Triples and use it in your application.