A look at the mining and distinguishing characteristics of this naturally vibrant blue sapphire.
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Revival jewellery is inspired by the past – and wearing it connects us to the rich history of the beginning of civilisation.
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A first-hand look at Colombia’s emerald mines and the cutting and trading industry in Bogotá.
Read MoreLearn about the journey of gemstones used to create the fabulous Indian jewellery featured in this special exhibition at GIA in Carlsbad.
Read MoreAndy Lucas, GIA’s education manager of field gemmology, researches and documents the mine to market journey of gemstones. Lucas shares the changes he observed in Colombia’s major emerald mining and cutting areas in a presentation he gave at the 2017 JCK Las Vegas show.
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John Latendresse is known as the father of American cultured pearls. He was also a great natural pearl collector and left his family a remarkable natural pearl collection. The Latendresse family is well recognised in the American pearl industry and has long supported GIA pearl research. Come with us to revisit this family and their pearl collection.
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Recounts an expedition to Mozambique’s important deposits of ruby, spinel and tourmaline, which have yet to be fully explored.
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Boulder opal is becoming more and more popular. Australia’s central Queensland is home to more than a dozen of sources of this stone. Come with GIA field gemmologists to find out more about this unique gem.
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Fossicking is a special type of mining activity that Australians love. Australia is a large country rich in many gem resources. Come to Australia with the GIA field gemmology team to feel the passion of gem fossicking in the southern hemisphere.
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Natural pearl identification is one of the critical problems in pearl research. The DNA study of pearly molluscs and oysters facilitates the solving of this problem. To fulfil this goal, GIA sent a group from both Research and Education to Tennessee to sample the freshwater molluscs for DNA bar-coding. Come with us to Camden, Tennessee, to see how we dive for pearly shells.
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