Sapphire - Wikipedia
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, chromium, vanadium, magnesium, boron, and silicon.
Sapphire Value, Price, and Jewelry Information - Gem Society
Sapphire is one of the most popular gemstones for jewelry of any kind. Sapphire's hardness is second only to diamond among natural gems. It also has no cleavage planes. These qualities make it a superb jewelry stone for everyday wear, with great resistance to scratches and blows.
Sapphire Stone Guide | Colors, Meaning, & Price - Brilliant Earth
Learn the ins and outs of sapphires, from mineral composition to origin, color, meaning, and more. What Is a Sapphire? Sapphire is a precious gemstone comprised of the mineral corundum and trace elements like iron, titanium, cobalt, boron, or silicon.
Sapphire Gemstone | Sapphire Stone - GIA
Blue sapphires range in size, and large blue sapphires are more readily available than large rubies. Explore sources, gemological research, and the role of gems in history. Gemological Characterization of Sapphires from Yogo Gulch, Montana. The …
The 17 Different Types Of Sapphire (With Photos) - Rock Chasing
2024年1月13日 · 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 just a few examples showing how awesome they can be. Each type of sapphire has its own special color and story.
Sapphire | Properties, Color & Uses | Britannica
2024年11月22日 · 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. Its colour is due mainly to the presence of small amounts of iron and titanium and normally ranges from a very pale blue to deep
Sapphire Quality Factors | Different Types & Colors of ... - GIA
Sapphire is one of the big three of colored gemstones (the other two are ruby and emerald). This durable gemstone captures jewelry buyers with its practicality and aura of romance. Click here and learn about the factors that make sapphire so desirable!
Sapphire Gemstone: Price, Colors and Cut - The Diamond Pro
2024年6月10日 · While they are more affordable than diamonds, you still need to find the best balance of quality and value. You can get a nice two carat sapphire gemstone for $1,000. This article breaks down everything you need to know to purchase a beautiful sapphire. What is a sapphire? What is the color of a sapphire? What are sapphires made of?
Sapphire Description - GIA
Explore sapphire history, research, quality factors, and more in the GIA Gem Encyclopedia.
Sapphire Colors & Varieties | A Guide On All Sapphire Colors
Reveal the rainbow of colors & unique varieties available to you when choosing a sapphire gemstone for your jewelry! Follow the links in this guide to learn about the colors of sapphires, how color is created, where each color of sapphire is …