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2. Emerald - Wikipedia

   en.wikipedia.org/wiki/Emerald

   Emerald is a gemstone and a variety of the mineral beryl (Be 3 Al 2 (SiO 3) 6) colored green by trace amounts of chromium or sometimes vanadium. [2] Beryl has a hardness of 7.5–8 on the Mohs scale. [2] Most emeralds have many inclusions, [3] so their toughness (resistance to breakage) is

3. List of emeralds by size - Wikipedia

   en.wikipedia.org/wiki/List_of_emeralds_by_size

   Emerald is a gemstone and a variety of the mineral beryl (Be 3 Al 2 (SiO 3) 6) colored green by trace amounts of chromium and sometimes vanadium. [1] Beryl has a hardness of 7.5–8 on the Mohs scale. [1] Most emeralds are highly included, [2] so their toughness (resistance to breakage) is classified as generally poor. Emerald is a cyclosilicate.

4. Colombian emeralds - Wikipedia

   en.wikipedia.org/wiki/Colombian_emeralds

   Colombian emeralds are much sought after, and not just because of their superb quality and color. A gem's value depends upon its size, purity, color and brilliance. Even when they are mined in the same area, each individual emerald has its own unique look that sets it apart from the rest.

5. Judge rules US must return ‘cursed’ $1B emerald to Brazil ...

   www.aol.com/judge-rules-us-must-return-205130212...

   An 836-pound "cursed" emerald worth nearly $1 billion will be returned to Brazil after 15 years under lock and key in Los Angeles. ... A legal battle over the stone ensued in 2014 as about 10 ...

6. A Comprehensive Guide to Buying the Perfect Diamond Jewelry - AOL

   www.aol.com/lifestyle/comprehensive-guide-buying...

   Emerald Another elegant option is an emerald-cut diamond. Landau says the rectangular-shaped diamond features “step-cut facets that emphasize clarity over brilliance,” which gives it a clean ...

7. 836lb ‘cursed’ emerald worth $1bn must return to Brazil, US ...

   www.aol.com/news/836-pound-cursed-emerald-worth...

   The rare Bahia Emerald, which was mined in Brazil in 2001 and smuggled to the US, has long been the subject of competing claims of ownership 836lb ‘cursed’ emerald worth $1bn must return to ...