BGS Earth Material Classes (concepts)

• Published by: British Geological Survey (BGS)
• Last updated: 22 June 2026
• Topic: Environment
• Licence: Open Government Licence

Summary

BGS Earth Material Classes (concepts) is a classification of all types of earth material or other substance that may be recorded in a geological log or section (BGS Rock Classification Scheme RCSv3). These concepts are published as linked data.

IRI ~ http://data.bgs.ac.uk/ref/EarthMaterialClass/RockClassAll

Currently should resolve to: https://vocab.bgs.ac.uk/v/vocab/rthmtrlclss:RockClassAll

Data available for download through: https://github.com/BritishGeologicalSurvey/vocabularies/tree/main/vocabularies/EarthMaterialClass

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Data links

Link to the data	Format	File added	Data preview
Rock class (all)	RDF	17 June 2026	Not available
Rock Name Classes	RDF	20 January 2017	Not available
Rock Dummy classes	RDF	20 January 2017	Not available
Rock Composite Classes	RDF	20 January 2017	Not available

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