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  1. 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. Its name comes from the Latin …

  2. 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.

  3. Spinel Gemstone | Spinel Stone - GIA

    Spinel belongs to the cubic crystal system and its characteristic crystal shape is an octahedron, which looks like two back-to-back pyramids. Like ruby, spinel is found in alluvial deposits; it …

  4. Spinel Gem, Price, and Jewelry Information - Gem Society

    May 29, 2024 · Spinel has often been confused for ruby or sapphire. But this durable gemstone, which is rarer than a diamond, is gaining popularity due to its color, durability, and more …

  5. What is Spinel? Your Complete Guide - Gem Breakfast

    May 24, 2025 · What is spinel? This is an ode to the most under-hyped, but stunningly gorgeous stone around – Spinel! Spinel is often confused with Ruby, and found in a rainbow of hues, it’s …

  6. Spinel: Meaning, Properties, and Uses - Wisdom Of The Spirit

    Jun 18, 2025 · But spinel is a gem in its own right, with unique properties, vibrant colors, and a fascinating backstory. In this guide, we’ll explore the meaning behind spinel, its physical and …

  7. Spinel | Gemstone, Hardness, Structure | Britannica

    Spinel, mineral composed of magnesium aluminum oxide (MgAl2O4) or any member of a group of rock-forming minerals, all of which are metal oxides with the general composition AB2O4, in …

  8. What is Spinel? Discovery, Properties, and Origins

    Oct 5, 2024 · 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 …

  9. Understanding Spinel: A Gemstone with Brilliance and Vibrancy

    May 14, 2024 · Spinel is a durable gem material. Its hardness is eight on Mohs’ scale, and the absence of cleavage improves its toughness. It is resistant to strong chemicals, such as acids, …

  10. 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.