About: http://webisa.webdatacommons.org/413454033

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	Agate is a stone that is composed of microcrystalline variety of silica which is made up of chiefly chalcedony.
http://www.w3.org/ns/prov#wasQuotedFrom	astrolika.com