About: http://webisa.webdatacommons.org/3975085

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 color filter or also known as a Chelsea filter is a tool used to detect stones containing these transitional elements.
http://www.w3.org/ns/prov#wasQuotedFrom	esslinger.com