About: http://webisa.webdatacommons.org/311349091

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	Examples of these materials include clay, especially kaolinite clays, dolomite, ground limestone, i.e. calcium carbonate, asbestos, mica, silica, talc, gypsum, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com