About: http://webisa.webdatacommons.org/107209172

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	No other known ingredients used for refinement such as copper, titanium, manganese, cobalt, or molybdenum, vanadium, wolfram or nickel could be traced.
http://www.w3.org/ns/prov#wasQuotedFrom	badarchaeology.com