PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The electrical conductivity-imparting filler may, for example, be a powder of metal such as copper, nickel or silver; a fiber of metal such as iron or stainless steel; carbon black, or a metal inorganic compound having the surface of e.g. zinc oxide, glass beads or titanium oxide coated by metal sputtering or electroless plating.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.co.uk