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2. Lutetium aluminium garnet - Wikipedia

   en.wikipedia.org/wiki/Lutetium_aluminium_garnet

   Samples of Ce:LuAG, each faceted as a gemstone for use in jewelry. While LuAG is not grown specifically for the gem trade, industrial scrap is sometimes repurposed into gemstones. Lutetium aluminum garnet (commonly abbreviated LuAG , molecular formula Lu 3 Al 5 O 12 ) is an inorganic compound with a unique crystal structure primarily known for ...

3. Yttrium aluminium garnet - Wikipedia

   en.wikipedia.org/wiki/Yttrium_aluminium_garnet

   Yttrium aluminium garnet (YAG, Y 3 Al 5 O 12) is a synthetic crystalline material of the garnet group. It is a cubic yttrium aluminium oxide phase, with other examples being YAlO 3 (YAP [ 2 ] ) in a hexagonal or an orthorhombic, perovskite -like form, and the monoclinic Y 4 Al 2 O 9 (YAM [ 3 ] ).

4. Signet Jewelers - Wikipedia

   en.wikipedia.org/wiki/Signet_Jewelers

   Signet Jewelers Ltd. (Ratner Group 1949–1993 then Signet Group plc to September 2008) is, as of 2015, the world's largest retailer of diamond jewellery. [1] The company is domiciled in Bermuda and headquartered in Akron, Ohio, and is listed on the New York Stock Exchange.

5. How to Sell Gold Jewelry When Prices Hit Historic High

   www.aol.com/sell-gold-jewelry-price-nears...

   Aim to get 90 to 95% of the spot price when selling gold bars or coins, and 70 to 80% of melt value for jewelry and other items. A karat is a unit of measure for the fineness of gold. For example ...

6. YIG sphere - Wikipedia

   en.wikipedia.org/wiki/YIG_sphere

   The YIG spheres themselves are on the order of 0.5 mm in diameter and are manufactured from slightly larger cubes of diced material by tumbling, as is done in the manufacture of jewelry. The garnet is mounted on a ceramic rod, and a pair of small loops around the sphere couple fields into and out of the sphere; the loops are half-turns ...

7. Precious metal - Wikipedia

   en.wikipedia.org/wiki/Precious_metal

   In jewelry, they are a cornerstone for crafting wedding bands, engagement rings, and ceremonial adornments, often symbolizing love, commitment, and social status. [ 11 ] [ 12 ] [ 13 ] Beyond jewelry, these metals are employed in fine art, including sculptures , decorative artifacts, and religious icons , showcasing their versatility and ...