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2. June Actually Has 3 Birthstones—Here's What They Are ... - AOL

   www.aol.com/june-actually-3-birthstones-heres...

   What to know about the traditional and modern birthstones for the month of June. ... moonstone and alexandrite." June Birthstone Color ... The 10 best places to buy jewelry online in 2024. AOL.

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.

4. Chrysoberyl - Wikipedia

   en.wikipedia.org/wiki/Chrysoberyl

   Main chrysoberyl producing countries. The mineral or gemstone chrysoberyl is an aluminate of beryllium with the formula Be Al 2 O 4. [5] [6] The name chrysoberyl is derived from the Greek words χρυσός chrysos and βήρυλλος beryllos, meaning "a gold-white spar".

5. List of gemstones by species - Wikipedia

   en.wikipedia.org/wiki/List_of_gemstones_by_species

   Lab alexandrite; Lab corundum; Cubic zirconia; Lab diamond; Lab emerald; Fordite; Gadolinium gallium garnet; Lab moissanite; Synthetic opal; Metal-coated crystals hyped as rainbow quartz; Lab spinel; Synthetic turquoise; Terbium gallium garnet; Trinitite; Yttrium aluminium garnet; Yttrium iron garnet

6. Servilia's pearl - Wikipedia

   en.wikipedia.org/wiki/Servilia's_pearl

   Servilia's pearl was a pearl given by Julius Caesar to his favourite mistress Servilia.It was described by imperial biographer Suetonius to be a lone (uniones, meaning "singleton") [1] large black pearl [2] worth six million sesterces (approximately 1.5 billion dollars in 2019 value), making it perhaps the most valuable gem of all time.

7. Diamond (gemstone) - Wikipedia

   en.wikipedia.org/wiki/Diamond_(gemstone)

   The diamond is the birthstone for people born in the month of April, and is also used as the symbol of a sixty-year anniversary, such as a Diamond Jubilee (see hierarchy of precious substances). In a system of heraldry by gemstone occasionally used in the past for the arms of nobles, diamond was used to represent the color sable, or black.