Classified as a semi-precious gem, this mesmerizing gem is the light blue to blue variety of the beryl mineral. Aquamarines generally form in hydrothermal carbonate veins, pegmatite rocks, and alluvial deposits. Brazil is the main source of aquamarine today. Largest aquamarine ever encountered was unearthed in Minas Gerais in Brazil. This aquamarine weighed over 100kgs.
The name aquamarine was derived from the Latin “aqua marina”, which means “sea water”. Unlike some naturally included gems, Aquamarine may form in marvelous flawless crystals without any inclusions.
While aquamarine is mainly used in jewelry, it can also be used to decorate households and workplaces. Aquamarine has a hardness rating of 8 on the Mohs scale, which makes it a rather durable gemstone to be used in rings, necklaces, bracelets, and earrings. However, the wearer should be careful and take precautions so that it does not get scratched or damaged.
The color scale of aquamarine varies from sea blue to light sky-blue. Aquamarines may come in both transparent and semi-transparent forms. It owes its dazzling color to the trace amount of iron found inside. The mines of Colombia, Zambia, Kenya, Tanzania, and Madagascar are the locations where the best varieties of Aquamarines may be found. Brazil also has a significant number of mines, in fact, the largest gem-quality aquamarine ever found was mined in Minas Gerais in Brazil. The weight of it was over 20kgs.
While there is no globally accepted aquamarine grading system, they may be classified according to their external and internal features, mainly their color. Internal clarity, transparency, and saturation are also some of the factors that increase its value.
Aquamarines in this category are the most common ones since they make up for around 60% of all the aquamarine available. Decent quality aquamarines have a light blue color, and they have inclusions which one can see with the naked eye.
Roughly 30% of all natural aquamarines fall into this category. Superior quality aquamarines have a light sea blue color, and they have small inclusions.
Aquamarines in this category have been regarded as rare since only 10% of them qualify to be in this category. Finest quality aquamarines show a beautiful sea blue color, and they do not contain inclusions which one can see with the naked eye.
A mere look at the aquamarines in this category is enough to acknowledge that they do not look like the others. Their incredible sea blue color makes them shine out. Prodigious quality aquamarines do not have any inclusions, in other words, they are eye-clean.