About: http://webisa.webdatacommons.org/194000355

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	Sandstones and dolomitized limestones often make good reservoirs because they often have significant porosity and permeability, but crystalline rocks such as granite have essentially zero porosity and permeability except for fractures.
http://www.w3.org/ns/prov#wasQuotedFrom	asa3.org