PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ua resulted in intensive release of Si, Na, Ca and relative enrichment of Al, K and other immobile elements in the red residua.
http://www.w3.org/ns/prov#wasQuotedFrom
  • science.gov