About: http://webisa.webdatacommons.org/253162907

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	Despite their great age, the rocks contain fossils, including traces of algae and worm burrows.
http://www.w3.org/ns/prov#wasQuotedFrom	nasa.gov