About: http://webisa.webdatacommons.org/280112392

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Because zinc has a higher affinity for cyanide ions than does gold or other metals, zinc is dissolved and gold, silver, and mercury precipitate as a solid.
http://www.w3.org/ns/prov#wasQuotedFrom	federalregister.gov