About: http://webisa.webdatacommons.org/326118151

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	Lithic, or chipped stone, tools can be made only from a few specific types of rock, all of which are composed largely of silica (SiO2).
http://www.w3.org/ns/prov#wasQuotedFrom	utexas.edu