About: http://webisa.webdatacommons.org/254987908

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	Basalt : Colour ranges from grey to black; used mainly for paving stones and retaining walls. 12.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net