About: http://webisa.webdatacommons.org/61486107

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 inorganic material consists mostly of silica and calcium phosphate, but it would contain some carbonate.
http://www.w3.org/ns/prov#wasQuotedFrom	newscientist.com