According to Geology.com, the latest figures available (@ 2014August) show that Botswana leads as the country with the highest production in the number of carats mined with 22,900 million carats mined in 2011 and an estimated 24,000 million to be mined in 2012.
It is key to remember that only about 20% of all diamonds mined are gem quality, the remainder being industrial diamonds.
South Africa
Oceania is not a country. So that just leaves Australia as the country to produce the most bauxite.
India
France
The Black Diamond Watermelon.
The country that produces the most synthetic diamonds is the United States. The Apollo Diamond Company in Boston Massachusetts produces the most according to Smithsonian.com
No. Diamond has a high refractive index where silicone -- the base element in most glass -- does not enjoy this characteristic.
Many countries produce large numbers of diamonds, including several countries in Africa, Canada, Australia, Russia, India and Brazil.
India
Japan
The Pampas region in Argentina produces most of the country's food. This area is known for its fertile soil and is ideal for agriculture. The Pampas region also has a temperate climate, making it well-suited for a variety of crops and livestock farming.
Francs is not known for its diamond mining or production.