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spinel    
n. 尖晶石

尖晶石

spinel
n 1: a hard glassy mineral consisting of an oxide of magnesium
and aluminum; occurs in various colors that are used as
gemstones


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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 Gem, Price, and Jewelry Information - Gem Society
    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 affordable price point
  • 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 Meanings and Crystal Properties - The Crystal Council
    Spinel is a rare aluminum magnesium oxide mineral that crystallizes in the form of octahedral crystals, dodecahedral, cubic, and massive formations It can be seen in a variety of different colors such as red, blue, green, violet, black, yellow, orange, grey, brown, white, and even colorless
  • 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 which A may be magnesium, iron, zinc, manganese, or nickel; B may be aluminum, chromium, or iron; and O is oxygen
  • Spinel: Meaning, Properties, and Uses - Wisdom Of The Spirit
    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 metaphysical properties, and its many uses
  • What is Spinel? Your Complete Guide - Gem Breakfast
    Spinel is a natural gemstone that’s often mistaken for ruby or sapphire, but it’s actually a completely different stone It comes in a huge range of colors, from vivid reds to soft greys and electric pinks — and many spinels don’t hold just one color
  • Spinel - Shop Rare Spinel Gemstones Online
    Spinel is a rare gemstone that forms in the Cubic Crystal system, characterized by an octahedral crystal habit that resembles two pyramids connected base to base It is a magnesium aluminum oxide with a chemical composition of MgAl2O4
  • 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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