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.
The following 102 pages are in this category, out of 337 total.(previous 200) (next 200)
The following 140 files are in this category, out of 333 total.(previous 200) (next 200)