About: http://webisa.webdatacommons.org/38832374

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	These three groups are vital as they form many of the ores from which valuable metals can be extracted, including iron, lead and bauxite.
http://www.w3.org/ns/prov#wasQuotedFrom	enviroliteracy.org