About: http://webisa.webdatacommons.org/455417314

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	Such metals would include both precious and non-precious metals, such as gold, silver, tin, zinc, chromium and aluminum.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com