Assertion: coin's metal content | /r/HasProperty | precious
Facets:
Source sentences:
text: The coins are made of copper-nickel, so they have no precious metal content.
text: The first is an investment in a coin, never mind its precious metal content; the second is an investment in silver or gold, never mind that it's a coin.
text: Coins were at the time valued by their precious metal content, and the price of gold relative to silver rose soon after the guinea's issuance.