@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix mi: <https://taxonomy.materialinstruments.com/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://taxonomy.materialinstruments.com/id/material/kaolin>
  a skos:Concept ;
  skos:inScheme <https://taxonomy.materialinstruments.com/id/axis/material> ;
  skos:prefLabel "Kaolin"@en ;
  skos:definition "A clay rich in the mineral kaolinite, fine-grained and typically white-firing, used as a raw material in ceramic bodies and as a filler and pigment extender."@en ;
  skos:altLabel "china clay"@en ;
  skos:altLabel "kaolinite"@en ;
  skos:hiddenLabel "kaolinite"@en ;
  skos:broader <https://taxonomy.materialinstruments.com/id/material/clay> ;
  skos:exactMatch <https://taxonomy.materialinstruments.com/ns/cas/1332-58-7> ;
  skos:closeMatch <http://www.wikidata.org/entity/Q908663> ;
  skos:notation "1332-58-7"^^<https://taxonomy.materialinstruments.com/ns/cas> ;
  skos:notation "Ma_20_16_45"^^<https://taxonomy.materialinstruments.com/ns/uniclass> ;
  mi:sourceBasis "referenced" ;
  dcterms:source "composition dictionary in a materials-retrieval system (src-05); CAS Registry" ;
  dcterms:date "2026-09-22" ;
  mi:status "active" .