PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Silica Sands is used for a variety of applications such as glass making, construction and hydraulic fracturing or fracking.
http://www.w3.org/ns/prov#wasQuotedFrom
  • grandviewresearch.com