Property:Weight of silver if 20000 coins per die


 * Imported from::@@@ Imported from::nmo:hasWeight
 * Corresponds to::@@@
 * Corresponds to::0.000001 t
 * Corresponds to::0.001 kg
 * Corresponds to::1 g
 * Display units::@@@
 * Display units::kg
 * Display precision of::@@@
 * Display precision of::0
 * Has preferred property label::@@@
 * Has preferred property label::Weight of silver (in kg) if 20,000 coins per die (O = Carter formula)@en
 * Has property description::@@@
 * Has property description::Carter 1983 * Median weight * 20000 (*10 if gold or electrum)@en