PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • President Murphy reported that on October 7, the crosscut penetrated the vein five feet, with no hanging wall as yet in sight, and that in addition to three feet of low-grade ore, there was showing a solid two feet of ore, ranging between $50 and $65 per ton, The ore is principally chalcopyrite and tetrahedrite, carrying some gold and silver, and a small percentage of lead and zinc.
http://www.w3.org/ns/prov#wasQuotedFrom
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