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宝石百科全书
“Boomerang” Inclusion in a Rough Topaz
December 23, 2025
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Nickel-Diffused Spinel, Vietnamese Augite, Brown Mammoth Ivory, and More…
December 23, 2025
duncan-pay
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Spray of Columbite Crystals in Topaz
December 23, 2025
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Turquoise Planet Earth
December 23, 2025
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Zigzag Fingerprint in Sri Lankan Sapphire
December 23, 2025
Fiber-optic illumination reveals rectilinear zigzag-patterned films with vibrant colors in a blue sapphire.
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Gemological Characteristics of Coated Jadeite Jade
December 23, 2025
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Star Aquamarine
December 23, 2025
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Two Pearls of Indian Cultural Significance
December 23, 2025
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Ancient Script-Like Serpentine in Brown Peridot
December 23, 2025
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Internal World of Aquamarine from Xinjiang
December 23, 2025
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“Fishbone” Inclusion in a Burmese Peridot from Mogok
December 23, 2025
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Sapphire from Montana’s Secondary Deposits, Colombian Emerald Morphology, the 2023 Tucson Shows, and More…
December 23, 2025
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Brenda Smith Jewelry Designs
December 23, 2025
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Rare Double Pseudomorph Ikaite-Calcite-Opal
December 23, 2025
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Enormous Cat’s-Eye Aquamarine
December 23, 2025
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Exceptional Gemstone Acquisitions by the Kreis Family
December 23, 2025
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Forsterite in a Purple Tanzanian Spinel
December 23, 2025
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Yellow Topaz from Germany, Emerald Mining in Austria’s Habachtal Region, a Return to Tucson, and More…
December 23, 2025
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Blue Sapphire Lord of the Rings Pendant
December 23, 2025
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Mercury Free Mining Pilot Program
December 23, 2025
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