Primary internal terminology and context source across 105 chapters.
HOK-DIA-TERM-352 · Instruments and analytics
Spectroscopy
A group of methods studying interactions between matter and electromagnetic radiation. In gemology it is used for material identity, defects, treatments, and the origin of certain features.
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The records below form the terminology basis for this entry or its category. This does not mean that every source defines every word on this page. The canonical manuscript remains the primary contextual source, while each external standard, laboratory policy, or regulatory guideline applies only within its own scope.