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Garnet
Garnets are a set of closely related minerals forming a group, with gemstones in almost every color.
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Research
Update on the Green Dragon Demantoid Mine in Namibia
Unheated and Unusual Colors
Interview with a Kenyan Miner and Dealer
Miriam Kamau, owner of Mimo Gems Traders Ltd. in Nairobi, transformed from an office assistant to a dealer and miner to a representative of her country on the international stage of the colored gemstone trade.
Blue-Green Pyrope-Spessartine Garnet with High Vanadium
Garnets with a unique color and a previously unreported chemical composition are examined at GIA’s Carlsbad lab.
Pyrope-Spessartine Color-Change Garnet with a High Grossular Component
A color change in rough garnet is observed and plotted in GIA’s Carlsbad lab.
Purple Pyrope-Almandine Garnet From Mozambique
Analysis of attractive purple garnets from a new deposit in central Mozambique.
Garnet Inclusion Illusion
A quartz double cabochon showcases a garnet placed to imitate an inclusion.
Update on the Scorpion Tsavorite Mine
A look at the resumed operations and new production of Kenya’s Scorpion tsavorite mine.
Vanadium and Chromium-Bearing Pink Pyrope Garnet: Characterization and Quantitative Colorimetric Analysis
This type of pink pyrope garnet, believed to have been mined in Tanzania, shows a distinct color-change phenomenon resulting from its unique chemical composition.
Demantoid Garnet with Giant Fluid Inclusion
Green Nephrite Jade Attracts Buyers in Tucson
An update on the nephrite jade market from the 2015 GJX show.
