PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • (3) Class III. Injection systems that inject fluids for extraction of minerals or other natural resources including sulfur, uranium, metals, salts or potash by methods such as solution mining, in-situ production or stopes leaching.
http://www.w3.org/ns/prov#wasQuotedFrom
  • state.or.us