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- Spinel - Wikipedia
Spinel ( spɪˈnɛl, ˈspɪnəl [7]) is the magnesium aluminium member of the larger spinel group of minerals It has the formula MgAl 4 in the cubic crystal system The name comes from the Latin word spinella, a diminutive form of spine, in reference to its pointed crystals [5]
- 13 Gemmy Facts About Spinel - The Overlooked Gem
A new birthstone with vivid colors that span the spectrum Spinel has a spectacular luster, excellent durability, and is a gem of growing popularity
- Spinel Gemstone | Spinel Stone - GIA
Spinel, like garnet diamond, is singly refractive, with the same physical properties in all crystal directions It belongs to the cubic crystal system
- Spinel Gem, Price, and Jewelry Information - Gem Society
The most comprehensive guide for spinel gemstones on the web Learn about its properties, value, what the experts think, and more
- Spinel group - Wikipedia
Normal spinel structures have oxygen ions closely approximating a cubic close-packed latice with eight tetrahedral and four octahedral sites per formula unit (but eight times as many per unit cell) The tetrahedral spaces are smaller than the octahedral spaces
- What is Spinel? Discovery, Properties, and Origins
Known for its vibrant colors, remarkable hardness, and a history that intertwines with some of the most famous gemstones in the world, Spinel has long held a special place in both gemological studies and jewelry craftsmanship
- Spinel Gemstone Information: Colors, History, Value More
Discover the captivating world of spinel gemstones Learn about their vibrant colors, rich history, spiritual meanings, healing properties, pricing factors, and care tips in this comprehensive guide
- Spinel Gemstone | Learn About the Spinel Stone - American Gem Society
The spinel gemstone is as beautiful as ruby, but with an intriguing history Learn how it makes the perfect choice for jewelry, collecting, and more
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