đ Gemological Knowledge Base
Scientific gemological reference including Species, Variety, Geographic Origin, Treatment, Laboratory Classification, and Man-Made Materials.
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Nephrite, Tremolite, Actinolite, Hornblende and related varieties.
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Fluorapatite, Blue Apatite, Green Apatite, Yellow Apatite and more.
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Ferroaxinite, Magnesioaxinite, Manganaxinite, Brown Axinite and more.
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Benitoite, Cat’s Eye Benitoite and related rare types.
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Emerald, Aquamarine, Morganite, Heliodor and other beryl varieties.
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Agate, Carnelian, Jasper, Onyx and other chalcedony varieties.
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Chrysoberyl, Cat’s Eye and related varieties.
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Iolite, Water Sapphire, Bloodshot Iolite, Star Iolite and more.
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Sapphire, Ruby and related corundum varieties.
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Yellow Danburite, Pink Danburite, Colorless Danburite and more.
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Natural Diamond, Colored Diamond and related types.
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Pistacite, Clinozoisite, Unakite and related varieties.
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Moonstone, Labradorite, Sunstone and other feldspar varieties.
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Almandine, Pyrope, Spessartine, Grossular, Andradite, Uvarovite.
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Jadeite, Nephrite and related jade materials.
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Blue Kyanite, Green Kyanite, Orange Kyanite, Black Kyanite and more.
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Peridot, Forsterite, Fayalite and related varieties.
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Precious Opal, Fire Opal, Common Opal and related types.
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Colorless Phenakite, Yellow Phenakite, Pink Phenakite and more.
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Green Prehnite, Yellow Prehnite, Botryoidal Prehnite and more.
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| đĸ |
Diopside, Jadeite, Spodumene, Kunzite, Enstatite and more.
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| đŽ |
Quartz, Amethyst, Citrine and more.
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Yellow Scapolite, Purple Scapolite, Cat’s Eye Scapolite and more.
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Bowenite, Williamsite, Antigorite, Chrysotile and more.
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Sillimanite, Cat’s Eye Sillimanite, Fibrolite and more.
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Red Spinel, Blue Spinel and other spinel varieties.
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| đŋ |
Titanite, Sphene, Green Titanite, Yellow Titanite and more.
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Blue Topaz, Imperial Topaz, Yellow Topaz and related types.
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Elbaite, Dravite, Paraiba Tourmaline and other varieties.
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Idocrase, Green Vesuvianite, Yellow Vesuvianite, Californite and more.
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Zircon, Blue Zircon, Hyacinth and other zircon varieties.
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Zoisite, Tanzanite, Thulite, Anyolite and more.
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