About: http://webisa.webdatacommons.org/296674944

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	Gradually the wood fibers were replaced by silica and other minerals, and the logs were converted to brilliantly colored stone.
http://www.w3.org/ns/prov#wasQuotedFrom	on-the-matrix.com