Gemology stands for the study of gemstones, including the study of their identification, grading and appraisal as well as the examination of their symbols, fashioning and marketing. In this category you will find all terms relating to this field.
This category has the following 13 subcategories, out of 13 total.
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The following 200 files are in this category, out of 306 total.(previous 200) (next 200)