About: http://webisa.webdatacommons.org/395157428

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	The woody tissue of the logs became impregnated with minerals such as silica and gradually turned into stone.
http://www.w3.org/ns/prov#wasQuotedFrom	palomar.edu