Rubies and sapphires have fascinated people for centuries with their vibrant colors and rarity. Both gemstones come from the mineral corundum, but their distinct hues and qualities make them unique treasures. Understanding how these gemstones form from corundum reveals the natural processes that create their beauty and value. This post explores the journey from raw corundum to the dazzling rubies and sapphires admired worldwide. Rough corundum crystals with natural texture an