About: http://webisa.webdatacommons.org/453066644

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 Sapphire, there is every reason to believe is the largest sapphire in the world.??? The news item indicates that the stone was mined in the Ratnapura district in 1907.
http://www.w3.org/ns/prov#wasQuotedFrom	internetstones.com