About: http://webisa.webdatacommons.org/368370515

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	The material is not particularly limited, but is preferably a metal such as gold, aluminum or copper.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com