precious metal
US /ˈpreʃ.əs ˌmet.əl/
UK /ˈpreʃ.əs ˌmet.əl/

1.
metal precioso, metais preciosos
a metal that is rare and has a high economic value, such as gold, silver, and platinum
:
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Gold is a highly valued precious metal.
O ouro é um metal precioso altamente valorizado.
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Investors often turn to precious metals during economic uncertainty.
Investidores frequentemente recorrem a metais preciosos durante a incerteza econômica.