About: http://webisa.webdatacommons.org/223516637

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	Gemstones do vary considerably in their durability, some, such as diamond, are almost indestructible, others are considerably more delicate.
http://www.w3.org/ns/prov#wasQuotedFrom	18carat.co.uk