THE world's largest emerald is at the centre of a bizarre battle between America and Brazil. The 840-pound Bahia Emerald — worth a speculated $1 billion and found in Brazil's Carnaíba region ...

“This stone has dodged disasters, ruined fortunes, and left a trail of despair,” say those entangled in the nearly 20-year ...

It has been claimed that Brazilian warlords — or perhaps it’s the Brazilian mafia — are in violent pursuit of what’s believed to be the world’s largest emerald. One story even held that ...

The Mariinsky mine is an enterprise created on the basis of the Malyshevsky emerald-beryllium deposit. The largest in Europe, one of the three in the world and the only one of its kind in Russia.

The Bahia emerald is one of the world's largest emeralds and has the single largest emerald shard ever found. The stone weighs approximately 340 kilos and was valued at US$400 million ...