About: http://webisa.webdatacommons.org/139816622

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	It is a mineral in certain kinds of rock naturally and that most places have some small amt of it in their soil.
http://www.w3.org/ns/prov#wasQuotedFrom	finehomebuilding.com