About: http://webisa.webdatacommons.org/42706917

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	iron, marble and other forms of limestone, pottery clay, kaolin, coal, talc,
http://www.w3.org/ns/prov#wasQuotedFrom	ncdcr.gov