About: http://webisa.webdatacommons.org/449237530

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	A gem, gemstone or jewel is a piece of mineral which, in its cut and polished form, is used to make jewelry or other adornments.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com