assay

Trial, attempt.

Examination and determination; test.

The qualitative or quantitative chemical analysis of something.

Trial by danger or by affliction; adventure; risk; hardship; state of being tried.

Tested purity or value.

The act or process of ascertaining the proportion of a particular metal in an ore or alloy; especially, the determination of the proportion of gold or silver in bullion or coin.

The alloy or metal to be assayed.