About: http://webisa.webdatacommons.org/182016820

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	More scratch resistant than acrylic, a mineral crystal will, however, scratch and is difficult to polish.Moon Phase:The moon phase is an indicator that keeps track of the phases of the moon.
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.co.uk