gemology
Noun
Meaning
English Wikipedia has an article on:gemologyWikipedia
gemology (uncountable)
The art and science of gems.
Examples
Another variant, "Treasure Traders", variously used gemology terms such as "polishers", "stone cutters", etc. Such schemes may try to downplay their pyramid nature by referring to themselves as "gifting circles" with money being "gifted".
In gemology, their luster is called adularescence and is typically described as creamy or silvery white with a "billowy" quality.
It hosts the Texas Institute of Jewelry Technology, a well-respected school of gemology, horology, and jewelry.
In the 20th century, experts in gemology developed methods of grading diamonds and other gemstones based on the characteristics most important to their value as a gem.