Aquamarine from Brazil, Espírito Santo

22SGEMS
California
18 for sale·Member since 2025

JUST Arrived… One of the MOST EPIC Brazilian Aquamarine Beryls 470 grams💚🩵💚

Castelo, Espírito Santo

Brazil

Aquamarine from Castelo, Espírito Santo, Brazil, is known for its large, clean, and gem-quality crystals that are often a greenish-blue color, which can be heat-treated to a more desirable pure blue. These stones are composed of sodium and magnesium-rich beryl and are prized for their clarity, high hardness (\(7.5-8\) on the Mohs scale), and large size. Physical and chemical properties Composition: The mineral is beryl, a beryllium aluminum silicate, with a high concentration of sodium and magnesium. The coloration is influenced by iron content.Color: The natural color is often a greenish-blue. It can be heat-treated to remove the green tint for a more valued pure blue.Hardness: Aquamarine rates \(7.5\) to \(8\) on the Mohs scale, making it durable enough for daily wear in jewelry.Clarity: Stones from this region are noted for their high clarity, with many large, clean crystals being mined.

Product details

Weight470 grams
Added on12/23/2025
RepairsNo

Known provenance

DateCollectorAcquisition price
10/202522SGEMSNot disclosed