Join GIA gemmologists as they seek the blue treasures of Mogok.
Read MoreLapis lazuli has been mined from the Coquimbo Region of Chile since 1905.
Read MoreAn overview of the plentiful and various gem materials being discovered and produced in Afghanistan.
Read MoreThe properties of a novel gemmological imitation, cobalt glass.
Read Morelapis-lazuli is an ornamental stone (figure 1) that has been found in the artefacts of some of the oldest known civilisations.
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Learn about lapis lazuli's durability and how to care for your lapis lazuli jewellery.
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Learn about the factors that make lapis lazuli so desirable.
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Lapis lazuli is a rock, which means it’s an aggregate of several minerals. This ancient gem contains three minerals in varying amounts: lazurite, calcite and pyrite. Sometimes, it also contains one or more of the following: diopside, amphibole, feldspar and mica.
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Historians believe the link between humans and lapis lazuli stretches back more than 6,500 years.
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