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​​Lab-Grown Fancy Colored Sapphire Rough in Green

color doped sapphire
July 24, 2025
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Synthetic sapphire colored gemstones (green rough stones) are corundum-based gemstones cultivated through advanced crystal growth technology. Composed primarily of aluminum oxide (Al₂O₃), these stones are doped with trace elements such as iron (Fe), cobalt (Co), and vanadium (V) to achieve green hues. Production methods include the Verneuil flame fusion method, Czochralski crystal pulling, and hydrothermal synthesis, with the latter yielding more natural color gradients. These gemstones exhibit identical physical and chemical properties to natural sapphires but offer superior color uniformity, making them ideal for high-end jewelry and industrial applications.
Brief: Discover the beauty of Lab-Grown Fancy Colored Sapphire Rough in Green, perfect for high-end jewelry applications. These synthetic sapphires, created with advanced crystal growth technology, offer superior color uniformity and durability. Ideal for luxury jewelry and industrial uses, they match natural sapphires in quality but with enhanced consistency.
Related Product Features:
  • Lab-grown green sapphires with uniform color distribution, ideal for jewelry.
  • Composed of aluminum oxide (Al₂O₃) doped with iron, cobalt, or vanadium for green hues.
  • Produced via Verneuil flame fusion, Czochralski, or hydrothermal synthesis methods.
  • Mohs hardness of 9, ensuring exceptional durability for daily wear.
  • High light transmittance (>90%) with potential asterism or color change effects.
  • Resistant to acids, alkalis, and corrosive environments like seawater.
  • Available in custom colors, shapes, and sizes for bespoke jewelry designs.
  • Thermal stability with a melting point of 2040°C, suitable for extreme conditions.
Faqs:
  • How to distinguish lab-grown green sapphire from natural ones?
    Lab-grown green sapphires often show fewer inclusions and more uniform color distribution compared to natural stones, which may contain natural growth bands or mineral inclusions.
  • Why does synthetic green sapphire have a unique green hue?
    The green color comes from trace elements like iron (Fe) or cobalt (Co) incorporated during synthesis, mimicking natural chromophores but with controlled consistency.
  • What are the main applications of lab-grown green sapphires?
    Lab-grown green sapphires are ideal for high-end jewelry, including rings, necklaces, and earrings, as well as collectibles and industrial applications due to their durability and color uniformity.
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