About: http://webisa.webdatacommons.org/171862871

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	Those rocks match those found in the bedrock of Canada and northern states such as Minnesota.
http://www.w3.org/ns/prov#wasQuotedFrom	state.il.us