PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Geochemistry has long been used to give information about the exploitation, trade and exchange of mineral resources and finished products such as metals and pottery.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aapg.org