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2. Do You Know Your Birthstone? Here Are the Colors and Meanings ...

   www.aol.com/know-birthstone-colors-meanings...

   Each month has its own birthstone with a special meaning. Here's a guide to each dazzling gem from January to December. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please ...

3. Birthstone - Wikipedia

   en.wikipedia.org/wiki/Birthstone

   In 1912, to standardize birthstones, the (American) National Association of Jewelers (now called Jewelers of America) met in Kansas and officially adopted a list. [1]: 317 The Jewelry Industry Council of America updated the list in 1952 [3]: 311 by adding Alexandrite for June, citrine for November and pink tourmaline for October. They also ...

4. Tourmaline - Wikipedia

   en.wikipedia.org/wiki/Tourmaline

   For example, blue indicolite tourmaline is the only blue gemstone of any kind that will show a drag response when a neodymium magnet is applied. Any blue tourmaline that is diamagnetic can be identified as paraiba tourmaline colored by copper in contrast to magnetic blue tourmaline colored by iron. [22]

5. List of jewellery types - Wikipedia

   en.wikipedia.org/wiki/List_of_jewellery_types

   This list of jewellery types is a listing of most types of jewellery made. Hair Ornaments ... Gemstone Jewelry; Components. Cameo; Emblem; Findings; Locket; Medallion;

6. List of individual gemstones - Wikipedia

   en.wikipedia.org/wiki/List_of_individual_gemstones

   Andamooka Opal, presented to Queen Elizabeth II, also known as the Queen's Opal; Flame Queen Opal; Galaxy Opal; Halley's Comet Opal, the world's largest uncut black opal; Olympic Australis Opal, reported to be the largest and most valuable gem opal ever found

7. Opal - Wikipedia

   en.wikipedia.org/wiki/Opal

   The black fire opal is the official gemstone of Nevada. Most of the precious opal is partial wood replacement. The precious opal is hosted and found in situ within a subsurface horizon or zone of bentonite, which is considered a "lode" deposit. Opals which have weathered out of the in situ deposits are alluvial and considered placer deposits.

8. List of gemstones by species - Wikipedia

   en.wikipedia.org/wiki/List_of_gemstones_by_species

   There are over 300 types of minerals that have been used as gemstones. Such as: A–B ... Opal. Fire opal; Moss opal; Painite; ... Tourmaline subgroup: Achroite (var ...

9. People Born in March Actually Have 2 Birthstones—Find Out ...

   www.aol.com/people-born-march-actually-2...

   The modern March birthstone, replacing bloodstone, is aquamarine. As gemologist Sacha Jarmon , founder of LOVE SARO , describes: "Aquamarine AKA 'The Stone of Serenity' is referred to as the ...