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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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Update on Russian Demantoid Production
Alexey Burlakov shares insights on the current production of Russian demantoid and emeralds.
Unheated and Unusual Colors
Margit Thorndal of Madagascar Imports offers her perspective on the colored stone market.
Update on the Green Dragon Demantoid Mine in Namibia
Stephan Reif explains the mine-to-market approach at the largest continuously operating demantoid deposit.
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
A large fluid inclusion within a demantoid garnet from Madagascar provides insight into the source’s mineralization.
Green Nephrite Jade Attracts Buyers in Tucson
An update on the nephrite jade market from the 2015 GJX show.
