About: http://webisa.webdatacommons.org/25278027

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	Flint is a form of quartz, and tools made from flint were in everyday use in the stone age.
http://www.w3.org/ns/prov#wasQuotedFrom	chemicool.com