About: http://webisa.webdatacommons.org/34784354

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 metal ions can be calcium or others such as magnesium and metals in the lanthanium series of the periodic charts.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com