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Showing articles for: "Orange"
96 articles found
Nature’s Brightest Treasures: The Ultimate Guide to Orange Gemstones (2026)
Orange Gemstones Guide 2026: Orange Diamonds, Padparadscha Sapphire, Citrine, Fire Opal, Imperial Topaz & More
The Pumpkin Diamond: The Complete Story of the World’s Most Famous Fancy Vivid Orange Diamond
Discover the fascinating story of the 5.54-carat Pumpkin Diamond, a rare Fancy Vivid Orange natural diamond. Explore its discovery, Halloween auction, GIA grading, Hollywood appearance, Smithsonian ex...
The Different Types Of Orange Gemstones: A Comprehensive Guide
Orange Gemstones Guide: Types, Meanings, Value & Jewelry Uses | CaratX
Mandarin Garnet: The Fiery Orange Gemstone That's Taking the Jewelry World by Storm
Discover Mandarin Garnet, the rare vivid-orange spessartine gemstone. Learn about its color, origins, rarity, value, physical properties, jewelry uses, and buying factors.
The Fiery Rarity: Unlocking the Secrets of Orange Diamonds 💎
Orange diamonds are geological marvels created by precise atomic anomalies involving nitrogen, plastic deformation, and crystal lattice defects.
Citrine: A Gemstone in Shades of Sunshine – The Complete Guide
Discover citrine's golden colors, geological origins, history, value factors, treatments, sources, and care tips. Learn how natural and heat-treated citrine differ and how citrine compares with yellow...
The Natural Gemstone Spectrum: A World of Color
Discover the science behind natural gemstone colors, from ruby and sapphire to emerald, tourmaline, citrine, and amethyst. Learn how chemical elements, treatments, rarity, and quality affect gemstone...
World's Top 10 Most Expensive Diamonds: A Complete Guide to Earth's Rarest Treasures
Discover the world's top 10 most expensive diamonds, including the Koh-i-Noor, Cullinan, Hope Diamond and CTF Pink Star, and learn what makes these gems so valuable.
Corundum: The Mineral That Gives Us Ruby and Sapphire – A Complete Guide
Discover corundum, the mineral behind ruby and sapphire. Explore its chemistry, colors, geological origins, treatments, optical phenomena, value, and buying factors.
Diamond Fluorescence: The Complete Scientific Guide to Understanding Diamond Glow Under UV Light
Discover the science behind diamond fluorescence, the defect centers that create blue, green, orange and red glow, how fluorescence affects value, and its role in diamond identification.