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Joint plane between natural sapphire top and synthetic sapphire base. Get our free ebook "10 Steps to Gem Identification" at http://fareastgem.institute

Joint plane between natural sapphire top and synthetic sapphire base.

Side view of a triplet opal. It is an imitation to the natural opal. Top layer is typically paste, followed by a photographic sheet and a plastic base.

Side view of a triplet opal. It is an imitation to the natural opal. Top layer is typically paste, followed by a photographic sheet and a plastic base.

Lotus Gemology Bangkok: A small negative crystal in a Malysheva emerald. Specimen courtesy of Tsar Emeralds Corp.; photo: John Koivula

Lotus Gemology Bangkok: A small negative crystal in a Malysheva emerald. Specimen courtesy of Tsar Emeralds Corp.

Two-phase inclusion in quartz, i.e. gas bubbles in petroleum. From Pakistan. Get our free ebook "10 Steps to Gem Identification" at http://fareastgem.institute

Two-phase inclusion in quartz, i. gas bubbles in petroleum. From Pakistan.

Two views of a primary negative crystal in a Sri Lankan sapphire. The cavity contains liquid and gaseous CO2, along with a mobile graphite crystal cluster. In the top photo, a CO2 bubble is clearly visible, while in the lower photo the CO2 bubble has disappeared from the gentle heat of the microscope. The black graphite crystals can also be seen to have moved in the lower photo.

Ruby & Sapphire: Inclusions in the corundum gems, gemology of corundum, ruby inclusions, sapphire inclusions, Burma ruby & sapphire

A fracture filled diamond showing flashes of orange

A fracture filled diamond showing flashes of orange

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Opals, Third Edition (Ward, Fred, Gem Book Series) (Fred Ward Gem Series) by Fred Ward. Learn about opals!

A hot favourite among gemology students - A student's guide to Spectroscopy. http://fareastgem.institute

A hot favourite among gemology students - A student's guide to Spectroscopy. http://fareastgem.institute

Microscopic Diamond Inclusiong Photography:  "This is an assortment of spectacular diamond-inclusion photography taken by Joe Vanells, showing the strange and beautiful world of microscopic diamond inclusions." * truly beautiful shots showing how unique each diamond is * pic: Natural Comet Inclusion

Microscopic Diamond Inclusiong Photography: "This is an assortment of spectacular diamond-inclusion photography taken by Joe Vanells, showing the strange and beautiful world of microscopic diamond inclusions." * truly beautiful shots showing how unique each diamond is * pic: Natural Comet Inclusion

A fracture filled diamond showing flashes of pink and blue

A fracture filled diamond showing flashes of pink and blue

In Dominican Amber, a close-up of a beetles jaws reveals stunning details.

We have a great selection of gemstones including rare collectors gems, amber, fossils & more.

Note the “nebulous” look of melted crystals due to exposure of the stone to high temperature (magnified 63x) in blue sapphire, most likely with the addition of beryllium. Without further testing using advanced instruments such as LIBS or LA-ICP-MS, the presence of beryllium additive cannot be conclusively determined (photo: Asian Institute of Gemmological Sciences).

Note the “nebulous” look of melted crystals due to exposure of the stone to high…

Transparent Orange Almandine

A pioneer in the field of photomicrography and the study of inclusions led to groundbreaking changes in the study of gems.

'Nail-head' spicules in a hydrothermal synthetic emerald. Get our free ebook "10 Steps to Gem Identification" at http://fareastgem.institute

'Nail-head' spicules in a hydrothermal synthetic emerald.

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