PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It may take a few minutes to get the bubbles going, and the bubbles will be small, but it works.One can use other acids, such as citric acid, with minerals; this was discussed by H. C. Bolton many years ago.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mindat.org