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2. Colombian emeralds - Wikipedia

   en.wikipedia.org/wiki/Colombian_emeralds

   These new emerald owners expanded their private collections with spectacular artifacts bedazzled with emeralds between 1600 and 1820, the time frame of Spain's control over the Colombian mines. After Colombia's independence from Spain in 1819, the new government and other private mining companies assumed mining operations.

3. Gachalá Emerald - Wikipedia

   en.wikipedia.org/wiki/Gachalá_Emerald

   The Gachalá Emerald, one of the most valuable and famous emeralds in the world, was found in 1967, in the mine called Vega de San Juan, located in Gachala, a town in Colombia, located 142 km (88 mi) from Bogota.

4. National symbols of Colombia - Wikipedia

   en.wikipedia.org/wiki/National_symbols_of_Colombia

   The national flower of Colombia is the orchid Cattleya trianae, [1] which was named after the Colombian naturalist José Jerónimo Triana. The orchid was selected by botanist Emilio Robledo, in representation of the Colombian Academy of History to determine the most representative flowering plant of Colombia.

5. 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

6. Chalk Emerald - Wikipedia

   en.wikipedia.org/wiki/Chalk_Emerald

   The Chalk Emerald is a 37.82 carats (7.564 g) rectangular step-cut emerald, mined in Muzo, Colombia. It was one of many Colombian emeralds shipped to India by the Spanish in the 16th and 17th centuries.

7. Gilberto Molina - Wikipedia

   en.wikipedia.org/wiki/Gilberto_Molina

   Gilberto Molina Moreno (February 27, 1937 – February 27, 1989) was a major Colombian emerald magnate who was intimately connected to the notorious Medellín cartel and widely suspected of involvement in drug trafficking during the 1980s.