About: http://webisa.webdatacommons.org/339706750

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	Opal is used throughout the history as a gemstone, meaning that it is used as a decoration piece in rings, necklace, earrings, and any other kind of jewelry.
http://www.w3.org/ns/prov#wasQuotedFrom	weddingcenterpieceideasblog.com