About: http://webisa.webdatacommons.org/406619145

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	3) While many people believe either lead or gold is the densest naturally occurring element, osmium, due to a pattern of density among the elements, holds this distinction, and they call it ???Lathanide contraction.???
http://www.w3.org/ns/prov#wasQuotedFrom	magoosh.com