About: http://webisa.webdatacommons.org/278170786

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	from the work or extracting minerals or other materials, excluding hydrocarbons.
http://www.w3.org/ns/prov#wasQuotedFrom	azlibrary.gov