About: http://webisa.webdatacommons.org/186547414

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	Coltan is a mineral used in most electronics manufactured around the world.
http://www.w3.org/ns/prov#wasQuotedFrom	conversantlife.com