Gemology is the science of studying precious stones, also known as gemstones. This discipline covers a wide range of topics related to the formation, identification, evaluation and processing of gemstones. Gemologists are specialists who have expertise in the recognition and valuation of gemstones, including diamonds, emeralds, rubies, sapphires, amethysts and more.

Gemmology is an interdisciplinary science involving knowledge from fields such as mineralogy, geology, physics and chemistry. Here is some information about gemstones from a scientific perspective:


Amethyst is a variety of quartz (quartz crystal) and is part of the quartz family of minerals. It is known for its distinctive purple-purple color, which can range from light to darker shades. Details...