About: http://webisa.webdatacommons.org/208971105

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	The rate of decay is varies with temperature and other aspects of the environment, but collagen dating can only give relative dates for different bone samples from a particular site.
http://www.w3.org/ns/prov#wasQuotedFrom	archaeologywordsmith.com