Precious metals
Riches and precious metals are semantically related. In some cases you can use "Riches" instead a noun phrase "Precious metals".
Riches
Riches noun - The total of one's money and property.
Precious metals and riches are semantically related. You can use "Precious metals" instead a noun "Riches".
Both terms in one sentence
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It made sense because as the god of the Underworld, all the riches found underground (gemstones and precious metals) were said to belong to him.
Source: Odd Job Gods -
The Heroes of Olympus has Hazel, a daughter of Pluto who's the Roman god of death and riches, who can control and use gems and precious metals to attack.
Source: Gemstone Assault
Cite this Source
Riches and Precious metals. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/precious_metals/riches
Precious metals & Riches. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/precious_metals/riches>.
Riches or Precious metals. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/precious_metals/riches.
Google Ngram Viewer shows how "precious metals" and "riches" have occurred on timeline