Found: 30
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Rare mixed type IaB-IIb diamond with a long-lasting phosphorescence.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 177
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- Article
Agate inclusion in quartz from Brazil.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 174
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- Article
Calcareous coral and epoxy composite.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 179
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- Article
Multi-color sapphires reportedly from the Garba Tula district, Isiolo County, Kenya.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 175
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- Article
Mobile inclusions in a decorative quartz object.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 174
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- Article
Mignone Halls of Gems and Minerals.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 180
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- Article
Natural freshwater pearls from Europe: Russia, Scotland, and Germany.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 167
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- Article
Melo PEARL Found in a Melo Shell.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 152
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- Article
Exquisite OPAL Strand.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 153
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- Article
Unique non-bead cultured freshwater pearls from Lake Biwa, cultured for 14 years.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 171
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- Article
Atypical Dyed BERYL.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 150
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- Article
CVD Laboratory-Grown DIAMOND With Counterfeit GIA Inscription.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 150
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- Publication type:
- Article
Unique metal sulfide inclusion in “Bing Piao” red agate from Liangshan, China.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 166
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- Article
Quarterly Crystal: Heavily Etched Blue Beryl Crystals Reportedly from Pakistan.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 164
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- Article
Yellow Fluid Inclusions in Transparent Sodalite.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 162
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- Article
Bent Rutile in Rock Crystal Quartz.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 161
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- Article
Xenomorphic Olivine Inclusion in Diamond.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 160
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- Article
Neptunite Inclusion in Benitoite.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 160
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- Article
Garnet in Sapphire.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 160
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- Article
Colorful Inclusions in Diamond.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 158
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- Article
Iridescent Abalone Shell.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 158
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- Article
Amphibole Mineral Inclusions in Mozambique Ruby.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 154
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- Article
Chrysoberyl Inclusions in Flux-Grown Ruby.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 156
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- Article
Transparent RHODONITE with Clarity Enhancement.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 154
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- Article
Imitation MOLDAVITE.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 153
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- Article
NAMAK MANDI: A PIONEERING GEMSTONE MARKET IN PAKISTAN.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 138, doi. 10.5741/GEMS.57.2.138
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- Article
PEARL CLASSIFICATION: THE GIA 7 PEARL VALUE FACTORS.
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- Gems & Gemology, 2021, v. 57, n. 2, p. 135, doi. 10.5741/GEMS.57.2.135
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- Article
DETECTION OF COLOR TREATMENT AND OPTICAL BRIGHTENING IN CHINESE FRESHWATER “EDISON” PEARLS.
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- Gems & Gemology, 2021, v. 57, n. 2, p. 124, doi. 10.5741/GEMS.57.2.124
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- Article
MEASUREMENT AND CHARACTERIZATION OF THE EFFECTS OF BLUE FLUORESCENCE ON DIAMOND APPEARANCE.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 102, doi. 10.5741/GEMS.57.2.102
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- Publication type:
- Article
Effects of Blue Fluorescence on Diamond Appearance, Color Treatment and Brightening of “Edison” Pearls, and a Pioneering Gemstone Market in Pakistan.
- Published in:
- Gems & Gemology, 2021, v. 57, n. 2, p. 101
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- Publication type:
- Article