About: http://webisa.webdatacommons.org/210117094

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	they are defined by their rock types and NOT their ages (Nations and Stump, 1996, p. 28).
http://www.w3.org/ns/prov#wasQuotedFrom	noanswersingenesis.org.au