PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Are you implying that there is significant porosity (holes in the rock) and permeability (connections between holes in the rock, allowing fluids to move) in all the rock types comprising the crust?
http://www.w3.org/ns/prov#wasQuotedFrom
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