About: http://webisa.webdatacommons.org/290428645

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	Pertrification can also occur in animals when minerals such as calcite or silica fill the pores and cavities of fossil shells and bones.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com