PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sedimentary rocks such as mudstones often contain a variety of clay minerals, including swelling clays such as bentonite.I work with a low-fire clay body consisting of ball clay, talc and bentonite.Three types of soils, residual soils, kaolinite and bentonite, were used in the study.
http://www.w3.org/ns/prov#wasQuotedFrom
  • oxforddictionaries.com