About: http://webisa.webdatacommons.org/60306218

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	The mineral grains in the abundant sandstones of the Chuckanut Formation are mainly feldspars and quartz, along with some biotite, muscovite, hornblende and other minerals.
http://www.w3.org/ns/prov#wasQuotedFrom	wvc.edu