<http://webisa.webdatacommons.org/121269154>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/121269154>	<http://www.w3.org/ns/prov#value>	"Typically, these impure cordierite compositions are those prepared from natural starting materials such as talc and clay." .
<http://webisa.webdatacommons.org/prov/458323501>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/121269154> .
<http://webisa.webdatacommons.org/prov/460318418>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/121269154> .
<http://webisa.webdatacommons.org/121269154>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .