About: http://webisa.webdatacommons.org/260314105

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	Silica is the most abundant mineral on the earth???s surface, and sand silica has many uses.
http://www.w3.org/ns/prov#wasQuotedFrom	wisegeek.com