Exploring Jewelry Definitions - Assay
Exploring Jewelry Definitions – Assay
Assay
A chemical spot test that can help identify the approximate composition of a gold or silver alloy.
A benchmark is used to obtain a very small sample of the metal through abrasion, which is subsequently exposed to different types of acids.
The disintegration of the streak on the benchmark by a given acid indicates the approximate chemical composition, for example, 14 karat versus…
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