Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminium oxide (α- Al 2 O 3) with trace amounts of elements such as iron, titanium, cobalt, lead, …

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Besides blue sapphire and ruby, the corundum family also includes so-called “fancy sapphires.” They come in violet, green, yellow, orange, pink, purple, and intermediate hues.

Sapphire is a precious gemstone comprised of the mineral corundum and trace elements like iron, titanium, cobalt, boron, or silicon. In this guide, you’ll learn everything you need to know about …

Mar 5, 2025 · Sapphires are super cool rocks that come in many colors and forms, known as the different types of sapphire. Blue sapphire, padparadscha sapphire, and Montana sapphire are …

Dec 4, 2025 · What is a Sapphire Gemstone? A sapphire is a precious gemstone belonging to the corundum mineral family, known for its incredible durability, brilliance, and vibrant colors.

Jul 10, 2025 · Everything you ever wanted to know about sapphire. Find value guidelines, scientific data, expert comments, and more in our Gem Listings.

Sapphire, transparent to translucent, natural or synthetic variety of corundum (q.v.; aluminum oxide, Al2O3) that has been highly prized as a gemstone since about 800 bc.

Sapphire is a tough and durable gem, and the only natural gemstone harder than Sapphire is Diamond. Despite this, Sapphire is still subject to chipping and fracture if handled roughly, and …

As a sibling to the ruby, the sapphire shares its value, appeal, and scarcity. They are both members of the corundum family with rubies being red and sapphires covering all the other …