About: http://webisa.webdatacommons.org/3179786

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	um oxide, magnesium oxide, and the like; and magnetic materials including magnetic metals such as Fe, Co, and Ni; and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es