About: http://webisa.webdatacommons.org/314899417

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	In one embodiment, the opaque covert flake is a bright metallic (???silver???) flake having a thin-film layer of aluminum or other reflector between layers of a dielectric material, such as MgF2.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es