About: http://webisa.webdatacommons.org/288242501

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	They are the hardest gemstones known to man and Diamond bits are used to cut glass, metal and other diamonds also.
http://www.w3.org/ns/prov#wasQuotedFrom	jewelinfo4u.com