About: http://webisa.webdatacommons.org/361340588

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	These elements combine to form minerals such as magnetite, hauynite, olivine, pyroxene, hornblende, plagioclase, potassium feldspar (k-feldspar), and quartz.
http://www.w3.org/ns/prov#wasQuotedFrom	nps.gov