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2. The 12 best places to buy jewelry online in 2025 - AOL

   www.aol.com/lifestyle/best-places-to-buy-jewelry...

   Shane Co. offers several generous policies that make it one of the best places to shop for jewelry online. It offers free express shipping and 60-day returns, as well as free jewelry cleaning and ...

3. Cubic zirconia - Wikipedia

   en.wikipedia.org/wiki/Cubic_zirconia

   Cubic zirconia is relatively hard, 8–8.5 on the Mohs scale—slightly harder than most semi-precious natural gems. [1] Its refractive index is high at 2.15–2.18 (compared to 2.42 for diamonds) and its luster is Adamantine lustre. Its dispersion is very high at 0.058–0.066, exceeding that of diamond (0.044).

4. Zircon - Wikipedia

   en.wikipedia.org/wiki/Zircon

   A pale blue zircon gemstone weighing 3.36 carats This bracelet has zircon gemstones. The metal is zinc alloy base with silver coating. The metal is zinc alloy base with silver coating. Transparent zircon is a well-known form of semi-precious gemstone , favored for its high specific gravity (between 4.2 and 4.86) and adamantine luster .

5. Jewellery - Wikipedia

   en.wikipedia.org/wiki/Jewellery

   In creating jewellery, gemstones, coins, or other precious items are often used, and they are typically set into precious metals. Platinum alloys range from 900 (90% pure) to 950 (95% pure). The silver used in jewellery is usually sterling silver , or 92.5% fine silver.

6. Gemstone - Wikipedia

   en.wikipedia.org/wiki/Gemstone

   In modern use, the precious stones are emerald, ruby, sapphire and diamond, with all other gemstones being semi-precious. [9] This distinction reflects the rarity of the respective stones in ancient times, as well as their quality: all are translucent , with fine color in their purest forms (except for the colorless diamond), and very hard with ...

7. List of gemstones by species - Wikipedia

   en.wikipedia.org/wiki/List_of_gemstones_by_species

   This is a list of gemstones, organized by species and types. Minerals. There are over 300 types of minerals that have been used as gemstones. Such as: A–B