What's the difference between cupel and cupellation?

Cupel

Definition:

• (n.) A shallow porous cup, used in refining precious metals, commonly made of bone ashes (phosphate of lime).
• (v. t.) To refine by means of a cupel.

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Cupellation

Definition:

• (n.) The act or process of refining gold or silver, etc., in a cupel.

Example Sentences: