<http://webisa.webdatacommons.org/271442222>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/271442222>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<getty.edu> .
<http://webisa.webdatacommons.org/271442222>	<http://www.w3.org/ns/prov#value>	"barium, silica, and other clay minerals and chemicals." .
<http://webisa.webdatacommons.org/prov/98581958>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/271442222> .