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, …

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.

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 …

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

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 …

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.

Feb 2, 2025 · This article delves deep into the formation, properties, and applications of sapphire, exploring why this blue wonder remains one of the most sought-after gemstones.

A sapphire is a precious gemstone, primarily known for its blue colour, though it can come in various other colours (except red, which are considered rubies). It is a variety of the mineral …

Feb 5, 2021 · Sapphires are historical gems with various colors, lore, and prices. This guide covers all of sapphire’s colors, history, meanings, grading factors, and prices.