About: http://webisa.webdatacommons.org/442280755

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	Hecla Mining Company is principally engaged in the exploration, development and mining of precious and nonferrous metals, including gold, silver, lead, zinc and certain industrial minerals.
http://www.w3.org/ns/prov#wasQuotedFrom	gurufocus.com