About: http://webisa.webdatacommons.org/372153264

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	Galena is a semiconductor with a small bandgap of about 0.4 eV which found use in early wireless communication systems.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com