Red Gold - Grey Gold

Grey gold alloys are made by adding silver, manganese and copper in specific ratios to the gold.

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Famous quotes containing the words grey and/or gold:

    These little grey cells. It is “up to them.”
    Agatha Christie (1890–1976)

    I had very good dentures once. Some magnificent gold work. It’s the only form of jewelry a man can wear that women fully appreciate.
    Graham Greene (1904–1991)