About: http://webisa.webdatacommons.org/385404169

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 cation can be a rare earth metal including cerium and praseodymium, inter alia.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com