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guinea gold

noun
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Definition of guinea gold

1 : gold of 22 karats from which guineas were coined
2 : an alloy containing 88 percent of copper and 12 percent of zinc that is used especially for cheap jewelry

— called also red brass

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“Guinea gold.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/guinea%20gold. Accessed 21 Jan. 2021.

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