About: http://webisa.webdatacommons.org/77772552

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	Some areas may show streaking that is almost white and other areas may show a little darker color. So Cambridge Azurite seems like a contender.
http://www.w3.org/ns/prov#wasQuotedFrom	glassmessages.com