PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • David Marjanovi?????s comment about the colour of Messel rocks being dark brown may well be generally true (indeed most of those I can find pictures of are a fairly dark) but there are exceptions ??? and a brief search turned up several examples of Messel fossils where the matrix is coloured similarly to the one in Darren???s picture.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scienceblogs.com