About: http://webisa.webdatacommons.org/260622442

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	It contains over 100,000 examples of ores, minerals and gem stones, including emeralds, topazes, rubies, garnets, sapphires and amethysts.
http://www.w3.org/ns/prov#wasQuotedFrom	aboutkazan.com