About: http://webisa.webdatacommons.org/368317945

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	Phillips also notes that other metals, such as tin and copper, are also found in the Aztec artifacts, but attributes this to natural impurities, not deliberate compositional additions.
http://www.w3.org/ns/prov#wasQuotedFrom	publicanthropology.org