From the light blue of the sky to the deep blue of the sea, aquamarine is a member of the Beryl (Greek for green stone), family, which includes emerald. Sometimes it can be seen in green or light green shades. The name comes from the Latin for “sea water” and the colouring agent is iron. Rich blue stones of size can be among the most valuable of secondary gems.


Usually found in cavities or alluvial deposits and forms larger and clearer crystals than emerald. Most of the worlds aquamarine, and the best, comes from Brazil. The largest crystal ever found weighed 245 lb (110kg). Other deposits are in Russia, Afghanistan, Nigeria, Madagascar, Sri Lanka, and recent finds in Zimbabwe.

History, myth and legend

Aquamarine is one of the most popular and well known gemstones. In ancient times, aquamarine amulets engraved with the Greek god of the sea, Poseidon were thought to protect sailors. Old sagas proclaimed that the gems could be found in the treasure chests of mermaids and to this day is regarded as a lucky stone for sailors to carry. An old tradition promises the wearer a happy marriage. Including joy and wealth into the bargain! Aquamarine is the birthstone for March.

Chemical composition…Aluminium beryllium silicate.
Crystal structure…Hexagonal

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