About: http://webisa.webdatacommons.org/111480366

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	In the Middle and Late Minoan periods, harder stones such as rock crystal, hematite, jasper, agate, and chalcedony gained favor.
http://www.w3.org/ns/prov#wasQuotedFrom	activeboard.com