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2. Gemfields - Wikipedia

   en.wikipedia.org/wiki/Gemfields

   The company specializes in the mining, processing and sale of coloured gemstones, in particular emeralds and rubies. The group sells rough, uncut gemstones and does not operate any cutting and polishing facilities. The company owns the Kagem emerald mine in Zambia and the Montepuez ruby mine in Mozambique. Gemfields produces around 25% of the ...

3. List of emeralds by size - Wikipedia

   en.wikipedia.org/wiki/List_of_emeralds_by_size

   Zambia is the world's second biggest producer, with Kagem mine being the world's largest emerald mine [11] responsible for 25–30% of the world's production of gem-quality stones. [12] In 2019 Kagem emerald mine produced 42.4 million carats of emeralds. [13] The Zambian emerald sector is an important contributor of tax revenue to the Government.

4. Mining in Zambia - Wikipedia

   en.wikipedia.org/wiki/Mining_in_Zambia

   Mopani Mine in Zambia. Mining in Zambia produces several minerals and is a critical part of the country's economy. Copper comprises 70% of Zambia's total export earnings, and the country produces about 20% of the world's emeralds. [1] Mineral resources are distributed throughout the country. [2] Zambia produced 763,287 metric tons of copper in ...

5. List of mines in Zambia - Wikipedia

   en.wikipedia.org/wiki/List_of_mines_in_Zambia

   The mine produces 60,000,000 carats of emeralds per year. [45] [43] In October 2019, Grizzly Mining Company, Zambia’s second largest emerald mine unearthed a historic 50-kilogramme multi-million-dollar emerald crystal. [44] In August 2023, the Grizzly Emerald Limited generated record sales of 984.25 million kwacha (U$48.63-million). [46] [43 ...

6. 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

7. Colombian emeralds - Wikipedia

   en.wikipedia.org/wiki/Colombian_emeralds

   Patricia Emerald – this 630-carat, di-hexagonal cut was first discovered in 1920. It is named after the mine owner's daughter, Patricia. This emerald currently resides in the American Museum of Natural History in New York. [4] Crown of the Andes – one of the most famous pieces of Colombian emerald-encrusted jewelry in the world. It has 453 ...