About: http://webisa.webdatacommons.org/107228913

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	Compositions comprising zirconia and at least two alkaline earth metal oxides, including calcia, together with titania in excess of 60 wt-%, exhibit very high index of refraction values (e.g., greater than 2.30) after crystallization.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca