Man Made Rubies and Sapphires (Corundum)
The first man made corundum (rubies and sapphires) were made in a laboratory in 1837; chemists Edmond Fremy and Auguste Verneuil perfected the Verneuil flame fusion process in 1877. The Verneuil ruby became very popular in the deco period for its consistency of color when using the calibrated accent rubies and sapphires. The ingredients are […]
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