About: http://webisa.webdatacommons.org/35522070

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	At some pH levels, calcite forming plankton dominate, at others, aragonite, siderite, and at others calcium magnesium carbonate, potassium carbonate and other variations.
http://www.w3.org/ns/prov#wasQuotedFrom	discovermagazine.com