platinum coin
platinum coin is a coin or coin type.
Overview
Materials recorded for it include platinum. Catalogue entries for coins state issue, mint, grade and any certification. VALÉORINE records this subject so that lots referring to it can be described consistently.
In detail
form of currency
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“Platinum coin”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q950132: platinum coin
Consult the source