About: http://webisa.webdatacommons.org/346088600

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	Every continent except perhaps Antarctica contains substantial amounts of the rock.???Michele Wilson
http://www.w3.org/ns/prov#wasQuotedFrom	britannica.com